621841860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{127951}}^1$

素因数の和:127975

約数の個数: 72

約数和(自身を含む): 1956130176

約数和(自身を除く): 1334288316

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, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 127951, 255902, 383853, 511804, 639755, 767706, 1151559, 1279510, 1535412, 1919265, 2303118, 2559020, 3454677, 3838530, 4606236, 5757795, 6909354, 7677060, 10364031, 11515590, 13818708, 17273385, 20728062, 23031180, 31092093, 34546770, 41456124, 51820155, 62184186, 69093540, 103640310, 124368372, 155460465, 207280620, 310920930, 621841860]

約数ペア:

[(1, 621841860), (2, 310920930), (3, 207280620), (4, 155460465), (5, 124368372), (6, 103640310), (9, 69093540), (10, 62184186), (12, 51820155), (15, 41456124), (18, 34546770), (20, 31092093), (27, 23031180), (30, 20728062), (36, 17273385), (45, 13818708), (54, 11515590), (60, 10364031), (81, 7677060), (90, 6909354), (108, 5757795), (135, 4606236), (162, 3838530), (180, 3454677), (243, 2559020), (270, 2303118), (324, 1919265), (405, 1535412), (486, 1279510), (540, 1151559), (810, 767706), (972, 639755), (1215, 511804), (1620, 383853), (2430, 255902), (4860, 127951)]