1615673960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{6217}}^1$

素因数の和:6390

約数の個数: 64

約数和(自身を含む): 3727069200

約数和(自身を除く): 2111395240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 89, 146, 178, 292, 356, 365, 445, 584, 712, 730, 890, 1460, 1780, 2920, 3560, 6217, 6497, 12434, 12994, 24868, 25988, 31085, 32485, 49736, 51976, 62170, 64970, 124340, 129940, 248680, 259880, 453841, 553313, 907682, 1106626, 1815364, 2213252, 2269205, 2766565, 3630728, 4426504, 4538410, 5533130, 9076820, 11066260, 18153640, 22132520, 40391849, 80783698, 161567396, 201959245, 323134792, 403918490, 807836980, 1615673960]

約数ペア:

[(1, 1615673960), (2, 807836980), (4, 403918490), (5, 323134792), (8, 201959245), (10, 161567396), (20, 80783698), (40, 40391849), (73, 22132520), (89, 18153640), (146, 11066260), (178, 9076820), (292, 5533130), (356, 4538410), (365, 4426504), (445, 3630728), (584, 2766565), (712, 2269205), (730, 2213252), (890, 1815364), (1460, 1106626), (1780, 907682), (2920, 553313), (3560, 453841), (6217, 259880), (6497, 248680), (12434, 129940), (12994, 124340), (24868, 64970), (25988, 62170), (31085, 51976), (32485, 49736)]