620579760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:627

約数の個数: 160

約数和(自身を含む): 1979873280

約数和(自身を除く): 1359293520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 79, 80, 120, 142, 158, 213, 237, 240, 284, 316, 355, 395, 426, 461, 474, 568, 632, 710, 790, 852, 922, 948, 1065, 1136, 1185, 1264, 1383, 1420, 1580, 1704, 1844, 1896, 2130, 2305, 2370, 2766, 2840, 3160, 3408, 3688, 3792, 4260, 4610, 4740, 5532, 5609, 5680, 6320, 6915, 7376, 8520, 9220, 9480, 11064, 11218, 13830, 16827, 17040, 18440, 18960, 22128, 22436, 27660, 28045, 32731, 33654, 36419, 36880, 44872, 55320, 56090, 65462, 67308, 72838, 84135, 89744, 98193, 109257, 110640, 112180, 130924, 134616, 145676, 163655, 168270, 182095, 196386, 218514, 224360, 261848, 269232, 291352, 327310, 336540, 364190, 392772, 437028, 448720, 490965, 523696, 546285, 582704, 654620, 673080, 728380, 785544, 874056, 981930, 1092570, 1309240, 1346160, 1456760, 1571088, 1748112, 1963860, 2185140, 2585749, 2618480, 2913520, 3927720, 4370280, 5171498, 7757247, 7855440, 8740560, 10342996, 12928745, 15514494, 20685992, 25857490, 31028988, 38786235, 41371984, 51714980, 62057976, 77572470, 103429960, 124115952, 155144940, 206859920, 310289880, 620579760]

約数ペア:

[(1, 620579760), (2, 310289880), (3, 206859920), (4, 155144940), (5, 124115952), (6, 103429960), (8, 77572470), (10, 62057976), (12, 51714980), (15, 41371984), (16, 38786235), (20, 31028988), (24, 25857490), (30, 20685992), (40, 15514494), (48, 12928745), (60, 10342996), (71, 8740560), (79, 7855440), (80, 7757247), (120, 5171498), (142, 4370280), (158, 3927720), (213, 2913520), (237, 2618480), (240, 2585749), (284, 2185140), (316, 1963860), (355, 1748112), (395, 1571088), (426, 1456760), (461, 1346160), (474, 1309240), (568, 1092570), (632, 981930), (710, 874056), (790, 785544), (852, 728380), (922, 673080), (948, 654620), (1065, 582704), (1136, 546285), (1185, 523696), (1264, 490965), (1383, 448720), (1420, 437028), (1580, 392772), (1704, 364190), (1844, 336540), (1896, 327310), (2130, 291352), (2305, 269232), (2370, 261848), (2766, 224360), (2840, 218514), (3160, 196386), (3408, 182095), (3688, 168270), (3792, 163655), (4260, 145676), (4610, 134616), (4740, 130924), (5532, 112180), (5609, 110640), (5680, 109257), (6320, 98193), (6915, 89744), (7376, 84135), (8520, 72838), (9220, 67308), (9480, 65462), (11064, 56090), (11218, 55320), (13830, 44872), (16827, 36880), (17040, 36419), (18440, 33654), (18960, 32731), (22128, 28045), (22436, 27660)]