312820560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1$

素因数の和:1810

約数の個数: 240

約数和(自身を含む): 1191590400

約数和(自身を除く): 878769840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1482, 1520, 1560, 1710, 1759, 1872, 1976, 2223, 2280, 2340, 2470, 2736, 2964, 3120, 3420, 3518, 3705, 3952, 4446, 4560, 4680, 4940, 5277, 5928, 6840, 7036, 7410, 8795, 8892, 9360, 9880, 10554, 11115, 11856, 13680, 14072, 14820, 15831, 17590, 17784, 19760, 21108, 22230, 22867, 26385, 28144, 29640, 31662, 33421, 35180, 35568, 42216, 44460, 45734, 52770, 59280, 63324, 66842, 68601, 70360, 79155, 84432, 88920, 91468, 100263, 105540, 114335, 126648, 133684, 137202, 140720, 158310, 167105, 177840, 182936, 200526, 205803, 211080, 228670, 253296, 267368, 274404, 300789, 316620, 334210, 343005, 365872, 401052, 411606, 422160, 434473, 457340, 501315, 534736, 548808, 601578, 633240, 668420, 686010, 802104, 823212, 868946, 914680, 1002630, 1029015, 1097616, 1203156, 1266480, 1303419, 1336840, 1372020, 1503945, 1604208, 1646424, 1737892, 1829360, 2005260, 2058030, 2172365, 2406312, 2606838, 2673680, 2744040, 3007890, 3292848, 3475784, 3910257, 4010520, 4116060, 4344730, 4812624, 5213676, 5488080, 6015780, 6517095, 6951568, 7820514, 8021040, 8232120, 8689460, 10427352, 12031560, 13034190, 15641028, 16464240, 17378920, 19551285, 20854704, 24063120, 26068380, 31282056, 34757840, 39102570, 52136760, 62564112, 78205140, 104273520, 156410280, 312820560]

約数ペア:

[(1, 312820560), (2, 156410280), (3, 104273520), (4, 78205140), (5, 62564112), (6, 52136760), (8, 39102570), (9, 34757840), (10, 31282056), (12, 26068380), (13, 24063120), (15, 20854704), (16, 19551285), (18, 17378920), (19, 16464240), (20, 15641028), (24, 13034190), (26, 12031560), (30, 10427352), (36, 8689460), (38, 8232120), (39, 8021040), (40, 7820514), (45, 6951568), (48, 6517095), (52, 6015780), (57, 5488080), (60, 5213676), (65, 4812624), (72, 4344730), (76, 4116060), (78, 4010520), (80, 3910257), (90, 3475784), (95, 3292848), (104, 3007890), (114, 2744040), (117, 2673680), (120, 2606838), (130, 2406312), (144, 2172365), (152, 2058030), (156, 2005260), (171, 1829360), (180, 1737892), (190, 1646424), (195, 1604208), (208, 1503945), (228, 1372020), (234, 1336840), (240, 1303419), (247, 1266480), (260, 1203156), (285, 1097616), (304, 1029015), (312, 1002630), (342, 914680), (360, 868946), (380, 823212), (390, 802104), (456, 686010), (468, 668420), (494, 633240), (520, 601578), (570, 548808), (585, 534736), (624, 501315), (684, 457340), (720, 434473), (741, 422160), (760, 411606), (780, 401052), (855, 365872), (912, 343005), (936, 334210), (988, 316620), (1040, 300789), (1140, 274404), (1170, 267368), (1235, 253296), (1368, 228670), (1482, 211080), (1520, 205803), (1560, 200526), (1710, 182936), (1759, 177840), (1872, 167105), (1976, 158310), (2223, 140720), (2280, 137202), (2340, 133684), (2470, 126648), (2736, 114335), (2964, 105540), (3120, 100263), (3420, 91468), (3518, 88920), (3705, 84432), (3952, 79155), (4446, 70360), (4560, 68601), (4680, 66842), (4940, 63324), (5277, 59280), (5928, 52770), (6840, 45734), (7036, 44460), (7410, 42216), (8795, 35568), (8892, 35180), (9360, 33421), (9880, 31662), (10554, 29640), (11115, 28144), (11856, 26385), (13680, 22867), (14072, 22230), (14820, 21108), (15831, 19760), (17590, 17784)]