8882820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 27420120

約数和(自身を除く): 18537300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 809, 915, 1098, 1220, 1618, 1830, 2196, 2427, 2745, 3236, 3660, 4045, 4854, 5490, 7281, 8090, 9708, 10980, 12135, 14562, 16180, 24270, 29124, 36405, 48540, 49349, 72810, 98698, 145620, 148047, 197396, 246745, 296094, 444141, 493490, 592188, 740235, 888282, 986980, 1480470, 1776564, 2220705, 2960940, 4441410, 8882820]

約数ペア:

[(1, 8882820), (2, 4441410), (3, 2960940), (4, 2220705), (5, 1776564), (6, 1480470), (9, 986980), (10, 888282), (12, 740235), (15, 592188), (18, 493490), (20, 444141), (30, 296094), (36, 246745), (45, 197396), (60, 148047), (61, 145620), (90, 98698), (122, 72810), (180, 49349), (183, 48540), (244, 36405), (305, 29124), (366, 24270), (549, 16180), (610, 14562), (732, 12135), (809, 10980), (915, 9708), (1098, 8090), (1220, 7281), (1618, 5490), (1830, 4854), (2196, 4045), (2427, 3660), (2745, 3236)]