66387840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:580

約数の個数: 128

約数和(自身を含む): 215032320

約数和(自身を除く): 148644480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 240, 284, 320, 355, 384, 426, 480, 487, 568, 640, 710, 852, 960, 974, 1065, 1136, 1420, 1461, 1704, 1920, 1948, 2130, 2272, 2435, 2840, 2922, 3408, 3896, 4260, 4544, 4870, 5680, 5844, 6816, 7305, 7792, 8520, 9088, 9740, 11360, 11688, 13632, 14610, 15584, 17040, 19480, 22720, 23376, 27264, 29220, 31168, 34080, 34577, 38960, 45440, 46752, 58440, 62336, 68160, 69154, 77920, 93504, 103731, 116880, 136320, 138308, 155840, 172885, 187008, 207462, 233760, 276616, 311680, 345770, 414924, 467520, 518655, 553232, 691540, 829848, 935040, 1037310, 1106464, 1383080, 1659696, 2074620, 2212928, 2766160, 3319392, 4149240, 4425856, 5532320, 6638784, 8298480, 11064640, 13277568, 16596960, 22129280, 33193920, 66387840]

約数ペア:

[(1, 66387840), (2, 33193920), (3, 22129280), (4, 16596960), (5, 13277568), (6, 11064640), (8, 8298480), (10, 6638784), (12, 5532320), (15, 4425856), (16, 4149240), (20, 3319392), (24, 2766160), (30, 2212928), (32, 2074620), (40, 1659696), (48, 1383080), (60, 1106464), (64, 1037310), (71, 935040), (80, 829848), (96, 691540), (120, 553232), (128, 518655), (142, 467520), (160, 414924), (192, 345770), (213, 311680), (240, 276616), (284, 233760), (320, 207462), (355, 187008), (384, 172885), (426, 155840), (480, 138308), (487, 136320), (568, 116880), (640, 103731), (710, 93504), (852, 77920), (960, 69154), (974, 68160), (1065, 62336), (1136, 58440), (1420, 46752), (1461, 45440), (1704, 38960), (1920, 34577), (1948, 34080), (2130, 31168), (2272, 29220), (2435, 27264), (2840, 23376), (2922, 22720), (3408, 19480), (3896, 17040), (4260, 15584), (4544, 14610), (4870, 13632), (5680, 11688), (5844, 11360), (6816, 9740), (7305, 9088), (7792, 8520)]