31255920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43411}}^1$

素因数の和:43430

約数の個数: 60

約数和(自身を含む): 104970216

約数和(自身を除く): 73714296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 43411, 86822, 130233, 173644, 217055, 260466, 347288, 390699, 434110, 520932, 651165, 694576, 781398, 868220, 1041864, 1302330, 1562796, 1736440, 1953495, 2083728, 2604660, 3125592, 3472880, 3906990, 5209320, 6251184, 7813980, 10418640, 15627960, 31255920]

約数ペア:

[(1, 31255920), (2, 15627960), (3, 10418640), (4, 7813980), (5, 6251184), (6, 5209320), (8, 3906990), (9, 3472880), (10, 3125592), (12, 2604660), (15, 2083728), (16, 1953495), (18, 1736440), (20, 1562796), (24, 1302330), (30, 1041864), (36, 868220), (40, 781398), (45, 694576), (48, 651165), (60, 520932), (72, 434110), (80, 390699), (90, 347288), (120, 260466), (144, 217055), (180, 173644), (240, 130233), (360, 86822), (720, 43411)]