311553540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{192317}}^1$

素因数の和:192338

約数の個数: 60

約数和(自身を含む): 977360076

約数和(自身を除く): 665806536

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 192317, 384634, 576951, 769268, 961585, 1153902, 1730853, 1923170, 2307804, 2884755, 3461706, 3846340, 5192559, 5769510, 6923412, 8654265, 10385118, 11539020, 15577677, 17308530, 20770236, 25962795, 31155354, 34617060, 51925590, 62310708, 77888385, 103851180, 155776770, 311553540]

約数ペア:

[(1, 311553540), (2, 155776770), (3, 103851180), (4, 77888385), (5, 62310708), (6, 51925590), (9, 34617060), (10, 31155354), (12, 25962795), (15, 20770236), (18, 17308530), (20, 15577677), (27, 11539020), (30, 10385118), (36, 8654265), (45, 6923412), (54, 5769510), (60, 5192559), (81, 3846340), (90, 3461706), (108, 2884755), (135, 2307804), (162, 1923170), (180, 1730853), (270, 1153902), (324, 961585), (405, 769268), (540, 576951), (810, 384634), (1620, 192317)]