15643160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 38556000

約数和(自身を除く): 22912840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 449, 520, 536, 670, 871, 898, 1340, 1742, 1796, 2245, 2680, 3484, 3592, 4355, 4490, 5837, 6968, 8710, 8980, 11674, 17420, 17960, 23348, 29185, 30083, 34840, 46696, 58370, 60166, 116740, 120332, 150415, 233480, 240664, 300830, 391079, 601660, 782158, 1203320, 1564316, 1955395, 3128632, 3910790, 7821580, 15643160]

約数ペア:

[(1, 15643160), (2, 7821580), (4, 3910790), (5, 3128632), (8, 1955395), (10, 1564316), (13, 1203320), (20, 782158), (26, 601660), (40, 391079), (52, 300830), (65, 240664), (67, 233480), (104, 150415), (130, 120332), (134, 116740), (260, 60166), (268, 58370), (335, 46696), (449, 34840), (520, 30083), (536, 29185), (670, 23348), (871, 17960), (898, 17420), (1340, 11674), (1742, 8980), (1796, 8710), (2245, 6968), (2680, 5837), (3484, 4490), (3592, 4355)]