289492560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:906

約数の個数: 240

約数和(自身を含む): 1128142080

約数和(自身を除く): 838649520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 105, 112, 120, 126, 140, 142, 144, 168, 180, 210, 213, 240, 252, 280, 284, 315, 336, 355, 360, 420, 426, 497, 504, 560, 568, 630, 639, 710, 720, 809, 840, 852, 994, 1008, 1065, 1136, 1260, 1278, 1420, 1491, 1618, 1680, 1704, 1988, 2130, 2427, 2485, 2520, 2556, 2840, 2982, 3195, 3236, 3408, 3976, 4045, 4260, 4473, 4854, 4970, 5040, 5112, 5663, 5680, 5964, 6390, 6472, 7281, 7455, 7952, 8090, 8520, 8946, 9708, 9940, 10224, 11326, 11928, 12135, 12780, 12944, 14562, 14910, 16180, 16989, 17040, 17892, 19416, 19880, 22365, 22652, 23856, 24270, 25560, 28315, 29124, 29820, 32360, 33978, 35784, 36405, 38832, 39760, 44730, 45304, 48540, 50967, 51120, 56630, 57439, 58248, 59640, 64720, 67956, 71568, 72810, 84945, 89460, 90608, 97080, 101934, 113260, 114878, 116496, 119280, 135912, 145620, 169890, 172317, 178920, 194160, 203868, 226520, 229756, 254835, 271824, 287195, 291240, 339780, 344634, 357840, 402073, 407736, 453040, 459512, 509670, 516951, 574390, 582480, 679560, 689268, 804146, 815472, 861585, 919024, 1019340, 1033902, 1148780, 1206219, 1359120, 1378536, 1608292, 1723170, 2010365, 2038680, 2067804, 2297560, 2412438, 2584755, 2757072, 3216584, 3446340, 3618657, 4020730, 4077360, 4135608, 4595120, 4824876, 5169510, 6031095, 6433168, 6892680, 7237314, 8041460, 8271216, 9649752, 10339020, 12062190, 13785360, 14474628, 16082920, 18093285, 19299504, 20678040, 24124380, 28949256, 32165840, 36186570, 41356080, 48248760, 57898512, 72373140, 96497520, 144746280, 289492560]

約数ペア:

[(1, 289492560), (2, 144746280), (3, 96497520), (4, 72373140), (5, 57898512), (6, 48248760), (7, 41356080), (8, 36186570), (9, 32165840), (10, 28949256), (12, 24124380), (14, 20678040), (15, 19299504), (16, 18093285), (18, 16082920), (20, 14474628), (21, 13785360), (24, 12062190), (28, 10339020), (30, 9649752), (35, 8271216), (36, 8041460), (40, 7237314), (42, 6892680), (45, 6433168), (48, 6031095), (56, 5169510), (60, 4824876), (63, 4595120), (70, 4135608), (71, 4077360), (72, 4020730), (80, 3618657), (84, 3446340), (90, 3216584), (105, 2757072), (112, 2584755), (120, 2412438), (126, 2297560), (140, 2067804), (142, 2038680), (144, 2010365), (168, 1723170), (180, 1608292), (210, 1378536), (213, 1359120), (240, 1206219), (252, 1148780), (280, 1033902), (284, 1019340), (315, 919024), (336, 861585), (355, 815472), (360, 804146), (420, 689268), (426, 679560), (497, 582480), (504, 574390), (560, 516951), (568, 509670), (630, 459512), (639, 453040), (710, 407736), (720, 402073), (809, 357840), (840, 344634), (852, 339780), (994, 291240), (1008, 287195), (1065, 271824), (1136, 254835), (1260, 229756), (1278, 226520), (1420, 203868), (1491, 194160), (1618, 178920), (1680, 172317), (1704, 169890), (1988, 145620), (2130, 135912), (2427, 119280), (2485, 116496), (2520, 114878), (2556, 113260), (2840, 101934), (2982, 97080), (3195, 90608), (3236, 89460), (3408, 84945), (3976, 72810), (4045, 71568), (4260, 67956), (4473, 64720), (4854, 59640), (4970, 58248), (5040, 57439), (5112, 56630), (5663, 51120), (5680, 50967), (5964, 48540), (6390, 45304), (6472, 44730), (7281, 39760), (7455, 38832), (7952, 36405), (8090, 35784), (8520, 33978), (8946, 32360), (9708, 29820), (9940, 29124), (10224, 28315), (11326, 25560), (11928, 24270), (12135, 23856), (12780, 22652), (12944, 22365), (14562, 19880), (14910, 19416), (16180, 17892), (16989, 17040)]