151444840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{222713}}^1$

素因数の和:222741

約数の個数: 32

約数和(自身を含む): 360796680

約数和(自身を除く): 209351840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 222713, 445426, 890852, 1113565, 1781704, 2227130, 3786121, 4454260, 7572242, 8908520, 15144484, 18930605, 30288968, 37861210, 75722420, 151444840]

約数ペア:

[(1, 151444840), (2, 75722420), (4, 37861210), (5, 30288968), (8, 18930605), (10, 15144484), (17, 8908520), (20, 7572242), (34, 4454260), (40, 3786121), (68, 2227130), (85, 1781704), (136, 1113565), (170, 890852), (340, 445426), (680, 222713)]