150280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:58

約数の個数: 48

約数和(自身を含む): 386820

約数和(自身を除く): 236540

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 289, 340, 442, 520, 578, 680, 884, 1105, 1156, 1445, 1768, 2210, 2312, 2890, 3757, 4420, 5780, 7514, 8840, 11560, 15028, 18785, 30056, 37570, 75140, 150280]

約数ペア:

[(1, 150280), (2, 75140), (4, 37570), (5, 30056), (8, 18785), (10, 15028), (13, 11560), (17, 8840), (20, 7514), (26, 5780), (34, 4420), (40, 3757), (52, 2890), (65, 2312), (68, 2210), (85, 1768), (104, 1445), (130, 1156), (136, 1105), (170, 884), (221, 680), (260, 578), (289, 520), (340, 442)]