1998264960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:125

約数の個数: 432

約数和(自身を含む): 7525043370

約数和(自身を除く): 5526778410

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 64, 72, 76, 80, 90, 93, 95, 96, 114, 120, 124, 128, 144, 152, 155, 160, 171, 180, 186, 190, 192, 228, 240, 248, 279, 285, 288, 304, 310, 320, 342, 360, 361, 372, 380, 384, 456, 465, 480, 496, 558, 570, 576, 589, 608, 620, 640, 684, 720, 722, 744, 760, 855, 912, 930, 960, 961, 992, 1083, 1116, 1140, 1152, 1178, 1216, 1240, 1368, 1395, 1440, 1444, 1488, 1520, 1710, 1767, 1805, 1824, 1860, 1920, 1922, 1984, 2166, 2232, 2280, 2356, 2432, 2480, 2736, 2790, 2880, 2883, 2888, 2945, 2976, 3040, 3249, 3420, 3534, 3610, 3648, 3720, 3844, 3968, 4332, 4464, 4560, 4712, 4805, 4960, 5301, 5415, 5472, 5580, 5760, 5766, 5776, 5890, 5952, 6080, 6498, 6840, 7068, 7220, 7296, 7440, 7688, 8649, 8664, 8835, 8928, 9120, 9424, 9610, 9920, 10602, 10830, 10944, 11160, 11191, 11532, 11552, 11780, 11904, 12160, 12996, 13680, 14136, 14415, 14440, 14880, 15376, 16245, 17298, 17328, 17670, 17856, 18240, 18259, 18848, 19220, 19840, 21204, 21660, 21888, 22320, 22382, 23064, 23104, 23560, 25992, 26505, 27360, 28272, 28830, 28880, 29760, 30752, 32490, 33573, 34596, 34656, 35340, 35712, 36480, 36518, 37696, 38440, 42408, 43245, 43320, 44640, 44764, 46128, 46208, 47120, 51984, 53010, 54720, 54777, 55955, 56544, 57660, 57760, 59520, 61504, 64980, 67146, 69192, 69312, 70680, 73036, 75392, 76880, 84816, 86490, 86640, 89280, 89528, 91295, 92256, 94240, 100719, 103968, 106020, 109440, 109554, 111910, 113088, 115320, 115520, 123008, 129960, 134292, 138384, 138624, 141360, 146072, 153760, 164331, 167865, 169632, 172980, 173280, 178560, 179056, 182590, 184512, 188480, 201438, 207936, 212040, 219108, 223820, 226176, 230640, 231040, 259920, 268584, 273885, 276768, 282720, 292144, 307520, 328662, 335730, 339264, 345960, 346560, 346921, 358112, 365180, 369024, 376960, 402876, 415872, 424080, 438216, 447640, 461280, 503595, 519840, 537168, 547770, 553536, 565440, 584288, 615040, 657324, 671460, 678528, 691920, 693120, 693842, 716224, 730360, 805752, 821655, 848160, 876432, 895280, 922560, 1007190, 1039680, 1040763, 1074336, 1095540, 1107072, 1130880, 1168576, 1314648, 1342920, 1383840, 1387684, 1432448, 1460720, 1611504, 1643310, 1696320, 1734605, 1752864, 1790560, 1845120, 2014380, 2079360, 2081526, 2148672, 2191080, 2337152, 2629296, 2685840, 2767680, 2775368, 2921440, 3122289, 3223008, 3286620, 3392640, 3469210, 3505728, 3581120, 4028760, 4163052, 4297344, 4382160, 5203815, 5258592, 5371680, 5535360, 5550736, 5842880, 6244578, 6446016, 6573240, 6938420, 7011456, 7162240, 8057520, 8326104, 8764320, 10407630, 10517184, 10743360, 11101472, 11685760, 12489156, 12892032, 13146480, 13876840, 15611445, 16115040, 16652208, 17528640, 20815260, 21034368, 21486720, 22202944, 24978312, 26292960, 27753680, 31222890, 32230080, 33304416, 35057280, 41630520, 44405888, 49956624, 52585920, 55507360, 62445780, 64460160, 66608832, 83261040, 99913248, 105171840, 111014720, 124891560, 133217664, 166522080, 199826496, 222029440, 249783120, 333044160, 399652992, 499566240, 666088320, 999132480, 1998264960]

約数ペア:

[(1, 1998264960), (2, 999132480), (3, 666088320), (4, 499566240), (5, 399652992), (6, 333044160), (8, 249783120), (9, 222029440), (10, 199826496), (12, 166522080), (15, 133217664), (16, 124891560), (18, 111014720), (19, 105171840), (20, 99913248), (24, 83261040), (30, 66608832), (31, 64460160), (32, 62445780), (36, 55507360), (38, 52585920), (40, 49956624), (45, 44405888), (48, 41630520), (57, 35057280), (60, 33304416), (62, 32230080), (64, 31222890), (72, 27753680), (76, 26292960), (80, 24978312), (90, 22202944), (93, 21486720), (95, 21034368), (96, 20815260), (114, 17528640), (120, 16652208), (124, 16115040), (128, 15611445), (144, 13876840), (152, 13146480), (155, 12892032), (160, 12489156), (171, 11685760), (180, 11101472), (186, 10743360), (190, 10517184), (192, 10407630), (228, 8764320), (240, 8326104), (248, 8057520), (279, 7162240), (285, 7011456), (288, 6938420), (304, 6573240), (310, 6446016), (320, 6244578), (342, 5842880), (360, 5550736), (361, 5535360), (372, 5371680), (380, 5258592), (384, 5203815), (456, 4382160), (465, 4297344), (480, 4163052), (496, 4028760), (558, 3581120), (570, 3505728), (576, 3469210), (589, 3392640), (608, 3286620), (620, 3223008), (640, 3122289), (684, 2921440), (720, 2775368), (722, 2767680), (744, 2685840), (760, 2629296), (855, 2337152), (912, 2191080), (930, 2148672), (960, 2081526), (961, 2079360), (992, 2014380), (1083, 1845120), (1116, 1790560), (1140, 1752864), (1152, 1734605), (1178, 1696320), (1216, 1643310), (1240, 1611504), (1368, 1460720), (1395, 1432448), (1440, 1387684), (1444, 1383840), (1488, 1342920), (1520, 1314648), (1710, 1168576), (1767, 1130880), (1805, 1107072), (1824, 1095540), (1860, 1074336), (1920, 1040763), (1922, 1039680), (1984, 1007190), (2166, 922560), (2232, 895280), (2280, 876432), (2356, 848160), (2432, 821655), (2480, 805752), (2736, 730360), (2790, 716224), (2880, 693842), (2883, 693120), (2888, 691920), (2945, 678528), (2976, 671460), (3040, 657324), (3249, 615040), (3420, 584288), (3534, 565440), (3610, 553536), (3648, 547770), (3720, 537168), (3844, 519840), (3968, 503595), (4332, 461280), (4464, 447640), (4560, 438216), (4712, 424080), (4805, 415872), (4960, 402876), (5301, 376960), (5415, 369024), (5472, 365180), (5580, 358112), (5760, 346921), (5766, 346560), (5776, 345960), (5890, 339264), (5952, 335730), (6080, 328662), (6498, 307520), (6840, 292144), (7068, 282720), (7220, 276768), (7296, 273885), (7440, 268584), (7688, 259920), (8649, 231040), (8664, 230640), (8835, 226176), (8928, 223820), (9120, 219108), (9424, 212040), (9610, 207936), (9920, 201438), (10602, 188480), (10830, 184512), (10944, 182590), (11160, 179056), (11191, 178560), (11532, 173280), (11552, 172980), (11780, 169632), (11904, 167865), (12160, 164331), (12996, 153760), (13680, 146072), (14136, 141360), (14415, 138624), (14440, 138384), (14880, 134292), (15376, 129960), (16245, 123008), (17298, 115520), (17328, 115320), (17670, 113088), (17856, 111910), (18240, 109554), (18259, 109440), (18848, 106020), (19220, 103968), (19840, 100719), (21204, 94240), (21660, 92256), (21888, 91295), (22320, 89528), (22382, 89280), (23064, 86640), (23104, 86490), (23560, 84816), (25992, 76880), (26505, 75392), (27360, 73036), (28272, 70680), (28830, 69312), (28880, 69192), (29760, 67146), (30752, 64980), (32490, 61504), (33573, 59520), (34596, 57760), (34656, 57660), (35340, 56544), (35712, 55955), (36480, 54777), (36518, 54720), (37696, 53010), (38440, 51984), (42408, 47120), (43245, 46208), (43320, 46128), (44640, 44764)]