408958680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{262153}}^1$

素因数の和:262180

約数の個数: 64

約数和(自身を含む): 1321256160

約数和(自身を除く): 912297480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 262153, 524306, 786459, 1048612, 1310765, 1572918, 2097224, 2621530, 3145836, 3407989, 3932295, 5243060, 6291672, 6815978, 7864590, 10223967, 10486120, 13631956, 15729180, 17039945, 20447934, 27263912, 31458360, 34079890, 40895868, 51119835, 68159780, 81791736, 102239670, 136319560, 204479340, 408958680]

約数ペア:

[(1, 408958680), (2, 204479340), (3, 136319560), (4, 102239670), (5, 81791736), (6, 68159780), (8, 51119835), (10, 40895868), (12, 34079890), (13, 31458360), (15, 27263912), (20, 20447934), (24, 17039945), (26, 15729180), (30, 13631956), (39, 10486120), (40, 10223967), (52, 7864590), (60, 6815978), (65, 6291672), (78, 5243060), (104, 3932295), (120, 3407989), (130, 3145836), (156, 2621530), (195, 2097224), (260, 1572918), (312, 1310765), (390, 1048612), (520, 786459), (780, 524306), (1560, 262153)]