248537640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159319}}^1$

素因数の和:159346

約数の個数: 64

約数和(自身を含む): 802972800

約数和(自身を除く): 554435160

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, 159319, 318638, 477957, 637276, 796595, 955914, 1274552, 1593190, 1911828, 2071147, 2389785, 3186380, 3823656, 4142294, 4779570, 6213441, 6372760, 8284588, 9559140, 10355735, 12426882, 16569176, 19118280, 20711470, 24853764, 31067205, 41422940, 49707528, 62134410, 82845880, 124268820, 248537640]

約数ペア:

[(1, 248537640), (2, 124268820), (3, 82845880), (4, 62134410), (5, 49707528), (6, 41422940), (8, 31067205), (10, 24853764), (12, 20711470), (13, 19118280), (15, 16569176), (20, 12426882), (24, 10355735), (26, 9559140), (30, 8284588), (39, 6372760), (40, 6213441), (52, 4779570), (60, 4142294), (65, 3823656), (78, 3186380), (104, 2389785), (120, 2071147), (130, 1911828), (156, 1593190), (195, 1274552), (260, 955914), (312, 796595), (390, 637276), (520, 477957), (780, 318638), (1560, 159319)]