1780711920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:118

約数の個数: 720

約数和(自身を含む): 7429024512

約数和(自身を除く): 5648312592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 19, 20, 24, 26, 30, 31, 34, 36, 38, 39, 40, 45, 48, 51, 52, 57, 60, 62, 65, 68, 72, 76, 78, 80, 85, 90, 93, 95, 102, 104, 114, 117, 120, 124, 130, 136, 144, 152, 153, 155, 156, 170, 171, 180, 186, 190, 195, 204, 208, 221, 228, 234, 240, 247, 248, 255, 260, 272, 279, 285, 304, 306, 310, 312, 323, 340, 342, 360, 361, 372, 380, 390, 403, 408, 442, 456, 465, 468, 494, 496, 510, 520, 527, 558, 570, 585, 589, 612, 620, 624, 646, 663, 680, 684, 720, 722, 741, 744, 760, 765, 780, 806, 816, 855, 884, 912, 930, 936, 969, 988, 1020, 1040, 1054, 1083, 1105, 1116, 1140, 1170, 1178, 1209, 1224, 1235, 1240, 1292, 1326, 1360, 1368, 1395, 1444, 1482, 1488, 1520, 1530, 1560, 1581, 1612, 1615, 1710, 1767, 1768, 1805, 1860, 1872, 1938, 1976, 1989, 2015, 2040, 2108, 2166, 2210, 2223, 2232, 2280, 2340, 2356, 2418, 2448, 2470, 2480, 2584, 2635, 2652, 2736, 2790, 2888, 2907, 2945, 2964, 3060, 3120, 3162, 3224, 3230, 3249, 3315, 3420, 3534, 3536, 3610, 3627, 3705, 3720, 3876, 3952, 3978, 4030, 4080, 4199, 4216, 4332, 4420, 4446, 4464, 4560, 4680, 4693, 4712, 4743, 4836, 4845, 4940, 5168, 5270, 5301, 5304, 5415, 5580, 5776, 5814, 5890, 5928, 6045, 6120, 6137, 6324, 6448, 6460, 6498, 6630, 6840, 6851, 7068, 7220, 7254, 7410, 7440, 7657, 7752, 7905, 7956, 8060, 8398, 8432, 8664, 8835, 8840, 8892, 9360, 9386, 9424, 9486, 9672, 9690, 9880, 9945, 10013, 10540, 10602, 10608, 10830, 11115, 11160, 11191, 11628, 11780, 11856, 12090, 12240, 12274, 12597, 12648, 12920, 12996, 13260, 13680, 13702, 14079, 14136, 14440, 14508, 14535, 14820, 15314, 15504, 15810, 15912, 16120, 16245, 16796, 17328, 17670, 17680, 17784, 18135, 18411, 18772, 18972, 19344, 19380, 19760, 19890, 20026, 20553, 20995, 21080, 21204, 21660, 22230, 22320, 22382, 22971, 23256, 23465, 23560, 23715, 24180, 24548, 25194, 25296, 25840, 25992, 26505, 26520, 27404, 28158, 28272, 28880, 29016, 29070, 29640, 30039, 30628, 30685, 31620, 31824, 32240, 32490, 33573, 33592, 34255, 35340, 35568, 36270, 36822, 37544, 37791, 37944, 38285, 38760, 39780, 40052, 41106, 41990, 42160, 42237, 42408, 43320, 44460, 44764, 45942, 46512, 46930, 47120, 47430, 48360, 49096, 50065, 50388, 51984, 53010, 53040, 54808, 55233, 55955, 56316, 58032, 58140, 59280, 60078, 61256, 61370, 61659, 62985, 63240, 64980, 67146, 67184, 68510, 68913, 70395, 70680, 72540, 73644, 75088, 75582, 75888, 76570, 77520, 79560, 79781, 80104, 82212, 83980, 84474, 84816, 86640, 88920, 89528, 90117, 91884, 92055, 93860, 94860, 96720, 98192, 100130, 100719, 100776, 102765, 106020, 109616, 110466, 111910, 112632, 114855, 116280, 120156, 122512, 122740, 123318, 125970, 126480, 129960, 130169, 134292, 137020, 137826, 140790, 141360, 145080, 145483, 147288, 150195, 151164, 153140, 159120, 159562, 160208, 164424, 167865, 167960, 168948, 177840, 179056, 180234, 183768, 184110, 187720, 188955, 189720, 190247, 200260, 201438, 201552, 205530, 211185, 212040, 220932, 223820, 225264, 229710, 232560, 239343, 240312, 245480, 246636, 251940, 259920, 260338, 268584, 274040, 275652, 276165, 281580, 290160, 290966, 294576, 300390, 302328, 306280, 308295, 319124, 328848, 335730, 335920, 337896, 344565, 360468, 367536, 368220, 375440, 377910, 379440, 380494, 390507, 398905, 400520, 402876, 411060, 422370, 424080, 436449, 441864, 447640, 450585, 459420, 478686, 480624, 490960, 493272, 503595, 503880, 520676, 537168, 548080, 551304, 552330, 563160, 570741, 581932, 600780, 604656, 612560, 616590, 638248, 650845, 671460, 675792, 689130, 718029, 720936, 727415, 736440, 755820, 760988, 781014, 797810, 801040, 805752, 822120, 844740, 872898, 883728, 895280, 901170, 918840, 951235, 957372, 986544, 1007190, 1007760, 1041352, 1102608, 1104660, 1126320, 1141482, 1163864, 1171521, 1196715, 1201560, 1233180, 1276496, 1301690, 1309347, 1342920, 1378260, 1436058, 1441872, 1454830, 1472880, 1511640, 1521976, 1562028, 1595620, 1611504, 1644240, 1689480, 1712223, 1745796, 1802340, 1837680, 1902470, 1914744, 1952535, 2014380, 2082704, 2182245, 2209320, 2282964, 2327728, 2343042, 2393430, 2403120, 2466360, 2473211, 2603380, 2618694, 2685840, 2756520, 2853705, 2872116, 2909660, 3023280, 3043952, 3124056, 3191240, 3378960, 3424446, 3491592, 3590145, 3604680, 3804940, 3829488, 3905070, 4028760, 4364490, 4418640, 4565928, 4686084, 4786860, 4932720, 4946422, 5206760, 5237388, 5513040, 5707410, 5744232, 5819320, 5857605, 6248112, 6382480, 6546735, 6848892, 6983184, 7180290, 7209360, 7419633, 7609880, 7810140, 8057520, 8561115, 8728980, 9131856, 9372168, 9573720, 9892844, 10413520, 10474776, 11414820, 11488464, 11638640, 11715210, 12366055, 13093470, 13697784, 14360580, 14839266, 15219760, 15620280, 17122230, 17457960, 18744336, 19147440, 19785688, 20949552, 22258899, 22829640, 23430420, 24732110, 26186940, 27395568, 28721160, 29678532, 31240560, 34244460, 34915920, 37098165, 39571376, 44517798, 45659280, 46860840, 49464220, 52373880, 57442320, 59357064, 68488920, 74196330, 89035596, 93721680, 98928440, 104747760, 111294495, 118714128, 136977840, 148392660, 178071192, 197856880, 222588990, 296785320, 356142384, 445177980, 593570640, 890355960, 1780711920]

約数ペア:

[(1, 1780711920), (2, 890355960), (3, 593570640), (4, 445177980), (5, 356142384), (6, 296785320), (8, 222588990), (9, 197856880), (10, 178071192), (12, 148392660), (13, 136977840), (15, 118714128), (16, 111294495), (17, 104747760), (18, 98928440), (19, 93721680), (20, 89035596), (24, 74196330), (26, 68488920), (30, 59357064), (31, 57442320), (34, 52373880), (36, 49464220), (38, 46860840), (39, 45659280), (40, 44517798), (45, 39571376), (48, 37098165), (51, 34915920), (52, 34244460), (57, 31240560), (60, 29678532), (62, 28721160), (65, 27395568), (68, 26186940), (72, 24732110), (76, 23430420), (78, 22829640), (80, 22258899), (85, 20949552), (90, 19785688), (93, 19147440), (95, 18744336), (102, 17457960), (104, 17122230), (114, 15620280), (117, 15219760), (120, 14839266), (124, 14360580), (130, 13697784), (136, 13093470), (144, 12366055), (152, 11715210), (153, 11638640), (155, 11488464), (156, 11414820), (170, 10474776), (171, 10413520), (180, 9892844), (186, 9573720), (190, 9372168), (195, 9131856), (204, 8728980), (208, 8561115), (221, 8057520), (228, 7810140), (234, 7609880), (240, 7419633), (247, 7209360), (248, 7180290), (255, 6983184), (260, 6848892), (272, 6546735), (279, 6382480), (285, 6248112), (304, 5857605), (306, 5819320), (310, 5744232), (312, 5707410), (323, 5513040), (340, 5237388), (342, 5206760), (360, 4946422), (361, 4932720), (372, 4786860), (380, 4686084), (390, 4565928), (403, 4418640), (408, 4364490), (442, 4028760), (456, 3905070), (465, 3829488), (468, 3804940), (494, 3604680), (496, 3590145), (510, 3491592), (520, 3424446), (527, 3378960), (558, 3191240), (570, 3124056), (585, 3043952), (589, 3023280), (612, 2909660), (620, 2872116), (624, 2853705), (646, 2756520), (663, 2685840), (680, 2618694), (684, 2603380), (720, 2473211), (722, 2466360), (741, 2403120), (744, 2393430), (760, 2343042), (765, 2327728), (780, 2282964), (806, 2209320), (816, 2182245), (855, 2082704), (884, 2014380), (912, 1952535), (930, 1914744), (936, 1902470), (969, 1837680), (988, 1802340), (1020, 1745796), (1040, 1712223), (1054, 1689480), (1083, 1644240), (1105, 1611504), (1116, 1595620), (1140, 1562028), (1170, 1521976), (1178, 1511640), (1209, 1472880), (1224, 1454830), (1235, 1441872), (1240, 1436058), (1292, 1378260), (1326, 1342920), (1360, 1309347), (1368, 1301690), (1395, 1276496), (1444, 1233180), (1482, 1201560), (1488, 1196715), (1520, 1171521), (1530, 1163864), (1560, 1141482), (1581, 1126320), (1612, 1104660), (1615, 1102608), (1710, 1041352), (1767, 1007760), (1768, 1007190), (1805, 986544), (1860, 957372), (1872, 951235), (1938, 918840), (1976, 901170), (1989, 895280), (2015, 883728), (2040, 872898), (2108, 844740), (2166, 822120), (2210, 805752), (2223, 801040), (2232, 797810), (2280, 781014), (2340, 760988), (2356, 755820), (2418, 736440), (2448, 727415), (2470, 720936), (2480, 718029), (2584, 689130), (2635, 675792), (2652, 671460), (2736, 650845), (2790, 638248), (2888, 616590), (2907, 612560), (2945, 604656), (2964, 600780), (3060, 581932), (3120, 570741), (3162, 563160), (3224, 552330), (3230, 551304), (3249, 548080), (3315, 537168), (3420, 520676), (3534, 503880), (3536, 503595), (3610, 493272), (3627, 490960), (3705, 480624), (3720, 478686), (3876, 459420), (3952, 450585), (3978, 447640), (4030, 441864), (4080, 436449), (4199, 424080), (4216, 422370), (4332, 411060), (4420, 402876), (4446, 400520), (4464, 398905), (4560, 390507), (4680, 380494), (4693, 379440), (4712, 377910), (4743, 375440), (4836, 368220), (4845, 367536), (4940, 360468), (5168, 344565), (5270, 337896), (5301, 335920), (5304, 335730), (5415, 328848), (5580, 319124), (5776, 308295), (5814, 306280), (5890, 302328), (5928, 300390), (6045, 294576), (6120, 290966), (6137, 290160), (6324, 281580), (6448, 276165), (6460, 275652), (6498, 274040), (6630, 268584), (6840, 260338), (6851, 259920), (7068, 251940), (7220, 246636), (7254, 245480), (7410, 240312), (7440, 239343), (7657, 232560), (7752, 229710), (7905, 225264), (7956, 223820), (8060, 220932), (8398, 212040), (8432, 211185), (8664, 205530), (8835, 201552), (8840, 201438), (8892, 200260), (9360, 190247), (9386, 189720), (9424, 188955), (9486, 187720), (9672, 184110), (9690, 183768), (9880, 180234), (9945, 179056), (10013, 177840), (10540, 168948), (10602, 167960), (10608, 167865), (10830, 164424), (11115, 160208), (11160, 159562), (11191, 159120), (11628, 153140), (11780, 151164), (11856, 150195), (12090, 147288), (12240, 145483), (12274, 145080), (12597, 141360), (12648, 140790), (12920, 137826), (12996, 137020), (13260, 134292), (13680, 130169), (13702, 129960), (14079, 126480), (14136, 125970), (14440, 123318), (14508, 122740), (14535, 122512), (14820, 120156), (15314, 116280), (15504, 114855), (15810, 112632), (15912, 111910), (16120, 110466), (16245, 109616), (16796, 106020), (17328, 102765), (17670, 100776), (17680, 100719), (17784, 100130), (18135, 98192), (18411, 96720), (18772, 94860), (18972, 93860), (19344, 92055), (19380, 91884), (19760, 90117), (19890, 89528), (20026, 88920), (20553, 86640), (20995, 84816), (21080, 84474), (21204, 83980), (21660, 82212), (22230, 80104), (22320, 79781), (22382, 79560), (22971, 77520), (23256, 76570), (23465, 75888), (23560, 75582), (23715, 75088), (24180, 73644), (24548, 72540), (25194, 70680), (25296, 70395), (25840, 68913), (25992, 68510), (26505, 67184), (26520, 67146), (27404, 64980), (28158, 63240), (28272, 62985), (28880, 61659), (29016, 61370), (29070, 61256), (29640, 60078), (30039, 59280), (30628, 58140), (30685, 58032), (31620, 56316), (31824, 55955), (32240, 55233), (32490, 54808), (33573, 53040), (33592, 53010), (34255, 51984), (35340, 50388), (35568, 50065), (36270, 49096), (36822, 48360), (37544, 47430), (37791, 47120), (37944, 46930), (38285, 46512), (38760, 45942), (39780, 44764), (40052, 44460), (41106, 43320), (41990, 42408), (42160, 42237)]