72373140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:902

約数の個数: 144

約数和(自身を含む): 254741760

約数和(自身を除く): 182368620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 809, 852, 994, 1065, 1260, 1278, 1420, 1491, 1618, 1988, 2130, 2427, 2485, 2556, 2982, 3195, 3236, 4045, 4260, 4473, 4854, 4970, 5663, 5964, 6390, 7281, 7455, 8090, 8946, 9708, 9940, 11326, 12135, 12780, 14562, 14910, 16180, 16989, 17892, 22365, 22652, 24270, 28315, 29124, 29820, 33978, 36405, 44730, 48540, 50967, 56630, 57439, 67956, 72810, 84945, 89460, 101934, 113260, 114878, 145620, 169890, 172317, 203868, 229756, 254835, 287195, 339780, 344634, 402073, 509670, 516951, 574390, 689268, 804146, 861585, 1019340, 1033902, 1148780, 1206219, 1608292, 1723170, 2010365, 2067804, 2412438, 2584755, 3446340, 3618657, 4020730, 4824876, 5169510, 6031095, 7237314, 8041460, 10339020, 12062190, 14474628, 18093285, 24124380, 36186570, 72373140]

約数ペア:

[(1, 72373140), (2, 36186570), (3, 24124380), (4, 18093285), (5, 14474628), (6, 12062190), (7, 10339020), (9, 8041460), (10, 7237314), (12, 6031095), (14, 5169510), (15, 4824876), (18, 4020730), (20, 3618657), (21, 3446340), (28, 2584755), (30, 2412438), (35, 2067804), (36, 2010365), (42, 1723170), (45, 1608292), (60, 1206219), (63, 1148780), (70, 1033902), (71, 1019340), (84, 861585), (90, 804146), (105, 689268), (126, 574390), (140, 516951), (142, 509670), (180, 402073), (210, 344634), (213, 339780), (252, 287195), (284, 254835), (315, 229756), (355, 203868), (420, 172317), (426, 169890), (497, 145620), (630, 114878), (639, 113260), (710, 101934), (809, 89460), (852, 84945), (994, 72810), (1065, 67956), (1260, 57439), (1278, 56630), (1420, 50967), (1491, 48540), (1618, 44730), (1988, 36405), (2130, 33978), (2427, 29820), (2485, 29124), (2556, 28315), (2982, 24270), (3195, 22652), (3236, 22365), (4045, 17892), (4260, 16989), (4473, 16180), (4854, 14910), (4970, 14562), (5663, 12780), (5964, 12135), (6390, 11326), (7281, 9940), (7455, 9708), (8090, 8946)]