15872580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:933

約数の個数: 72

約数和(自身を含む): 48648600

約数和(自身を除く): 32776020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 809, 981, 1090, 1308, 1618, 1635, 1962, 2180, 2427, 3236, 3270, 3924, 4045, 4854, 4905, 6540, 7281, 8090, 9708, 9810, 12135, 14562, 16180, 19620, 24270, 29124, 36405, 48540, 72810, 88181, 145620, 176362, 264543, 352724, 440905, 529086, 793629, 881810, 1058172, 1322715, 1587258, 1763620, 2645430, 3174516, 3968145, 5290860, 7936290, 15872580]

約数ペア:

[(1, 15872580), (2, 7936290), (3, 5290860), (4, 3968145), (5, 3174516), (6, 2645430), (9, 1763620), (10, 1587258), (12, 1322715), (15, 1058172), (18, 881810), (20, 793629), (30, 529086), (36, 440905), (45, 352724), (60, 264543), (90, 176362), (109, 145620), (180, 88181), (218, 72810), (327, 48540), (436, 36405), (545, 29124), (654, 24270), (809, 19620), (981, 16180), (1090, 14562), (1308, 12135), (1618, 9810), (1635, 9708), (1962, 8090), (2180, 7281), (2427, 6540), (3236, 4905), (3270, 4854), (3924, 4045)]