742161640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{2441}}^1$

素因数の和:3154

約数の個数: 64

約数和(自身を含む): 1825053120

約数和(自身を除く): 1082891480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 691, 1382, 2441, 2764, 3455, 4882, 5528, 6910, 7601, 9764, 12205, 13820, 15202, 19528, 24410, 26851, 27640, 30404, 38005, 48820, 53702, 60808, 76010, 97640, 107404, 134255, 152020, 214808, 268510, 304040, 537020, 1074040, 1686731, 3373462, 6746924, 8433655, 13493848, 16867310, 18554041, 33734620, 37108082, 67469240, 74216164, 92770205, 148432328, 185540410, 371080820, 742161640]

約数ペア:

[(1, 742161640), (2, 371080820), (4, 185540410), (5, 148432328), (8, 92770205), (10, 74216164), (11, 67469240), (20, 37108082), (22, 33734620), (40, 18554041), (44, 16867310), (55, 13493848), (88, 8433655), (110, 6746924), (220, 3373462), (440, 1686731), (691, 1074040), (1382, 537020), (2441, 304040), (2764, 268510), (3455, 214808), (4882, 152020), (5528, 134255), (6910, 107404), (7601, 97640), (9764, 76010), (12205, 60808), (13820, 53702), (15202, 48820), (19528, 38005), (24410, 30404), (26851, 27640)]