156727960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{206221}}^1$

素因数の和:206251

約数の個数: 32

約数和(自身を含む): 371199600

約数和(自身を除く): 214471640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 206221, 412442, 824884, 1031105, 1649768, 2062210, 3918199, 4124420, 7836398, 8248840, 15672796, 19590995, 31345592, 39181990, 78363980, 156727960]

約数ペア:

[(1, 156727960), (2, 78363980), (4, 39181990), (5, 31345592), (8, 19590995), (10, 15672796), (19, 8248840), (20, 7836398), (38, 4124420), (40, 3918199), (76, 2062210), (95, 1649768), (152, 1031105), (190, 824884), (380, 412442), (760, 206221)]