287934660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123049}}^1$

素因数の和:123077

約数の個数: 72

約数和(自身を含む): 940594200

約数和(自身を除く): 652659540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 123049, 246098, 369147, 492196, 615245, 738294, 1107441, 1230490, 1476588, 1599637, 1845735, 2214882, 2460980, 3199274, 3691470, 4429764, 4798911, 5537205, 6398548, 7382940, 7998185, 9597822, 11074410, 14396733, 15996370, 19195644, 22148820, 23994555, 28793466, 31992740, 47989110, 57586932, 71983665, 95978220, 143967330, 287934660]

約数ペア:

[(1, 287934660), (2, 143967330), (3, 95978220), (4, 71983665), (5, 57586932), (6, 47989110), (9, 31992740), (10, 28793466), (12, 23994555), (13, 22148820), (15, 19195644), (18, 15996370), (20, 14396733), (26, 11074410), (30, 9597822), (36, 7998185), (39, 7382940), (45, 6398548), (52, 5537205), (60, 4798911), (65, 4429764), (78, 3691470), (90, 3199274), (117, 2460980), (130, 2214882), (156, 1845735), (180, 1599637), (195, 1476588), (234, 1230490), (260, 1107441), (390, 738294), (468, 615245), (585, 492196), (780, 369147), (1170, 246098), (2340, 123049)]