144479320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50873}}^1$

素因数の和:50955

約数の個数: 32

約数和(自身を含む): 329663520

約数和(自身を除く): 185184200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 50873, 101746, 203492, 254365, 406984, 508730, 1017460, 2034920, 3611983, 7223966, 14447932, 18059915, 28895864, 36119830, 72239660, 144479320]

約数ペア:

[(1, 144479320), (2, 72239660), (4, 36119830), (5, 28895864), (8, 18059915), (10, 14447932), (20, 7223966), (40, 3611983), (71, 2034920), (142, 1017460), (284, 508730), (355, 406984), (568, 254365), (710, 203492), (1420, 101746), (2840, 50873)]