15870480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:848

約数の個数: 80

約数和(自身を含む): 49818240

約数和(自身を除く): 33947760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 743, 890, 1068, 1335, 1424, 1486, 1780, 2136, 2229, 2670, 2972, 3560, 3715, 4272, 4458, 5340, 5944, 7120, 7430, 8916, 10680, 11145, 11888, 14860, 17832, 21360, 22290, 29720, 35664, 44580, 59440, 66127, 89160, 132254, 178320, 198381, 264508, 330635, 396762, 529016, 661270, 793524, 991905, 1058032, 1322540, 1587048, 1983810, 2645080, 3174096, 3967620, 5290160, 7935240, 15870480]

約数ペア:

[(1, 15870480), (2, 7935240), (3, 5290160), (4, 3967620), (5, 3174096), (6, 2645080), (8, 1983810), (10, 1587048), (12, 1322540), (15, 1058032), (16, 991905), (20, 793524), (24, 661270), (30, 529016), (40, 396762), (48, 330635), (60, 264508), (80, 198381), (89, 178320), (120, 132254), (178, 89160), (240, 66127), (267, 59440), (356, 44580), (445, 35664), (534, 29720), (712, 22290), (743, 21360), (890, 17832), (1068, 14860), (1335, 11888), (1424, 11145), (1486, 10680), (1780, 8916), (2136, 7430), (2229, 7120), (2670, 5944), (2972, 5340), (3560, 4458), (3715, 4272)]