209495520

素因数分解:

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

素因数の和:103

約数の個数: 432

約数和(自身を含む): 838760832

約数和(自身を除く): 629265312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 31, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 62, 65, 72, 76, 78, 80, 90, 93, 95, 96, 104, 114, 117, 120, 124, 130, 144, 152, 155, 156, 160, 171, 180, 186, 190, 195, 208, 228, 234, 240, 247, 248, 260, 279, 285, 288, 304, 310, 312, 342, 360, 361, 372, 380, 390, 403, 416, 456, 465, 468, 480, 494, 496, 520, 558, 570, 585, 589, 608, 620, 624, 684, 720, 722, 741, 744, 760, 780, 806, 855, 912, 930, 936, 988, 992, 1040, 1083, 1116, 1140, 1170, 1178, 1209, 1235, 1240, 1248, 1368, 1395, 1440, 1444, 1482, 1488, 1520, 1560, 1612, 1710, 1767, 1805, 1824, 1860, 1872, 1976, 2015, 2080, 2166, 2223, 2232, 2280, 2340, 2356, 2418, 2470, 2480, 2736, 2790, 2888, 2945, 2964, 2976, 3040, 3120, 3224, 3249, 3420, 3534, 3610, 3627, 3705, 3720, 3744, 3952, 4030, 4332, 4446, 4464, 4560, 4680, 4693, 4712, 4836, 4940, 4960, 5301, 5415, 5472, 5580, 5776, 5890, 5928, 6045, 6240, 6448, 6498, 6840, 7068, 7220, 7254, 7410, 7440, 7657, 7904, 8060, 8664, 8835, 8892, 8928, 9120, 9360, 9386, 9424, 9672, 9880, 10602, 10830, 11115, 11160, 11191, 11552, 11780, 11856, 12090, 12896, 12996, 13680, 14079, 14136, 14440, 14508, 14820, 14880, 15314, 16120, 16245, 17328, 17670, 17784, 18135, 18720, 18772, 18848, 19344, 19760, 21204, 21660, 22230, 22320, 22382, 22971, 23465, 23560, 23712, 24180, 25992, 26505, 27360, 28158, 28272, 28880, 29016, 29640, 30628, 32240, 32490, 33573, 34656, 35340, 35568, 36270, 37544, 38285, 38688, 39520, 42237, 42408, 43320, 44460, 44640, 44764, 45942, 46930, 47120, 48360, 51984, 53010, 55955, 56316, 56544, 57760, 58032, 59280, 61256, 64480, 64980, 67146, 68913, 70395, 70680, 71136, 72540, 75088, 76570, 84474, 84816, 86640, 88920, 89528, 91884, 93860, 94240, 96720, 100719, 103968, 106020, 111910, 112632, 114855, 116064, 118560, 122512, 129960, 134292, 137826, 140790, 141360, 145080, 145483, 150176, 153140, 167865, 168948, 169632, 173280, 177840, 179056, 183768, 187720, 193440, 201438, 211185, 212040, 223820, 225264, 229710, 245024, 259920, 268584, 275652, 281580, 282720, 290160, 290966, 306280, 335730, 337896, 344565, 355680, 358112, 367536, 375440, 402876, 422370, 424080, 436449, 447640, 450528, 459420, 503595, 519840, 537168, 551304, 563160, 580320, 581932, 612560, 671460, 675792, 689130, 727415, 735072, 750880, 805752, 844740, 848160, 872898, 895280, 918840, 1007190, 1074336, 1102608, 1126320, 1163864, 1225120, 1309347, 1342920, 1351584, 1378260, 1454830, 1611504, 1689480, 1745796, 1790560, 1837680, 2014380, 2182245, 2205216, 2252640, 2327728, 2618694, 2685840, 2756520, 2909660, 3223008, 3378960, 3491592, 3675360, 4028760, 4364490, 4655456, 5237388, 5371680, 5513040, 5819320, 6546735, 6757920, 6983184, 8057520, 8728980, 10474776, 11026080, 11638640, 13093470, 13966368, 16115040, 17457960, 20949552, 23277280, 26186940, 34915920, 41899104, 52373880, 69831840, 104747760, 209495520]

約数ペア:

[(1, 209495520), (2, 104747760), (3, 69831840), (4, 52373880), (5, 41899104), (6, 34915920), (8, 26186940), (9, 23277280), (10, 20949552), (12, 17457960), (13, 16115040), (15, 13966368), (16, 13093470), (18, 11638640), (19, 11026080), (20, 10474776), (24, 8728980), (26, 8057520), (30, 6983184), (31, 6757920), (32, 6546735), (36, 5819320), (38, 5513040), (39, 5371680), (40, 5237388), (45, 4655456), (48, 4364490), (52, 4028760), (57, 3675360), (60, 3491592), (62, 3378960), (65, 3223008), (72, 2909660), (76, 2756520), (78, 2685840), (80, 2618694), (90, 2327728), (93, 2252640), (95, 2205216), (96, 2182245), (104, 2014380), (114, 1837680), (117, 1790560), (120, 1745796), (124, 1689480), (130, 1611504), (144, 1454830), (152, 1378260), (155, 1351584), (156, 1342920), (160, 1309347), (171, 1225120), (180, 1163864), (186, 1126320), (190, 1102608), (195, 1074336), (208, 1007190), (228, 918840), (234, 895280), (240, 872898), (247, 848160), (248, 844740), (260, 805752), (279, 750880), (285, 735072), (288, 727415), (304, 689130), (310, 675792), (312, 671460), (342, 612560), (360, 581932), (361, 580320), (372, 563160), (380, 551304), (390, 537168), (403, 519840), (416, 503595), (456, 459420), (465, 450528), (468, 447640), (480, 436449), (494, 424080), (496, 422370), (520, 402876), (558, 375440), (570, 367536), (585, 358112), (589, 355680), (608, 344565), (620, 337896), (624, 335730), (684, 306280), (720, 290966), (722, 290160), (741, 282720), (744, 281580), (760, 275652), (780, 268584), (806, 259920), (855, 245024), (912, 229710), (930, 225264), (936, 223820), (988, 212040), (992, 211185), (1040, 201438), (1083, 193440), (1116, 187720), (1140, 183768), (1170, 179056), (1178, 177840), (1209, 173280), (1235, 169632), (1240, 168948), (1248, 167865), (1368, 153140), (1395, 150176), (1440, 145483), (1444, 145080), (1482, 141360), (1488, 140790), (1520, 137826), (1560, 134292), (1612, 129960), (1710, 122512), (1767, 118560), (1805, 116064), (1824, 114855), (1860, 112632), (1872, 111910), (1976, 106020), (2015, 103968), (2080, 100719), (2166, 96720), (2223, 94240), (2232, 93860), (2280, 91884), (2340, 89528), (2356, 88920), (2418, 86640), (2470, 84816), (2480, 84474), (2736, 76570), (2790, 75088), (2888, 72540), (2945, 71136), (2964, 70680), (2976, 70395), (3040, 68913), (3120, 67146), (3224, 64980), (3249, 64480), (3420, 61256), (3534, 59280), (3610, 58032), (3627, 57760), (3705, 56544), (3720, 56316), (3744, 55955), (3952, 53010), (4030, 51984), (4332, 48360), (4446, 47120), (4464, 46930), (4560, 45942), (4680, 44764), (4693, 44640), (4712, 44460), (4836, 43320), (4940, 42408), (4960, 42237), (5301, 39520), (5415, 38688), (5472, 38285), (5580, 37544), (5776, 36270), (5890, 35568), (5928, 35340), (6045, 34656), (6240, 33573), (6448, 32490), (6498, 32240), (6840, 30628), (7068, 29640), (7220, 29016), (7254, 28880), (7410, 28272), (7440, 28158), (7657, 27360), (7904, 26505), (8060, 25992), (8664, 24180), (8835, 23712), (8892, 23560), (8928, 23465), (9120, 22971), (9360, 22382), (9386, 22320), (9424, 22230), (9672, 21660), (9880, 21204), (10602, 19760), (10830, 19344), (11115, 18848), (11160, 18772), (11191, 18720), (11552, 18135), (11780, 17784), (11856, 17670), (12090, 17328), (12896, 16245), (12996, 16120), (13680, 15314), (14079, 14880), (14136, 14820), (14440, 14508)]