315720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{877}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 1027260

約数和(自身を除く): 711540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 877, 1754, 2631, 3508, 4385, 5262, 7016, 7893, 8770, 10524, 13155, 15786, 17540, 21048, 26310, 31572, 35080, 39465, 52620, 63144, 78930, 105240, 157860, 315720]

約数ペア:

[(1, 315720), (2, 157860), (3, 105240), (4, 78930), (5, 63144), (6, 52620), (8, 39465), (9, 35080), (10, 31572), (12, 26310), (15, 21048), (18, 17540), (20, 15786), (24, 13155), (30, 10524), (36, 8770), (40, 7893), (45, 7016), (60, 5262), (72, 4385), (90, 3508), (120, 2631), (180, 1754), (360, 877)]