209465640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1019}}^1$

素因数の和:1607

約数の個数: 96

約数和(自身を含む): 682624800

約数和(自身を除く): 473159160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 571, 1019, 1142, 1713, 2038, 2284, 2855, 3057, 3426, 4076, 4568, 5095, 5139, 5710, 6114, 6852, 8152, 8565, 9171, 10190, 10278, 11420, 12228, 13704, 15285, 17130, 18342, 20380, 20556, 22840, 24456, 25695, 30570, 34260, 36684, 40760, 41112, 45855, 51390, 61140, 68520, 73368, 91710, 102780, 122280, 183420, 205560, 366840, 581849, 1163698, 1745547, 2327396, 2909245, 3491094, 4654792, 5236641, 5818490, 6982188, 8727735, 10473282, 11636980, 13964376, 17455470, 20946564, 23273960, 26183205, 34910940, 41893128, 52366410, 69821880, 104732820, 209465640]

約数ペア:

[(1, 209465640), (2, 104732820), (3, 69821880), (4, 52366410), (5, 41893128), (6, 34910940), (8, 26183205), (9, 23273960), (10, 20946564), (12, 17455470), (15, 13964376), (18, 11636980), (20, 10473282), (24, 8727735), (30, 6982188), (36, 5818490), (40, 5236641), (45, 4654792), (60, 3491094), (72, 2909245), (90, 2327396), (120, 1745547), (180, 1163698), (360, 581849), (571, 366840), (1019, 205560), (1142, 183420), (1713, 122280), (2038, 102780), (2284, 91710), (2855, 73368), (3057, 68520), (3426, 61140), (4076, 51390), (4568, 45855), (5095, 41112), (5139, 40760), (5710, 36684), (6114, 34260), (6852, 30570), (8152, 25695), (8565, 24456), (9171, 22840), (10190, 20556), (10278, 20380), (11420, 18342), (12228, 17130), (13704, 15285)]