18054090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:769

約数の個数: 80

約数和(自身を含む): 50181120

約数和(自身を除く): 32127030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 719, 810, 837, 930, 1395, 1438, 1674, 2157, 2511, 2790, 3595, 4185, 4314, 5022, 6471, 7190, 8370, 10785, 12555, 12942, 19413, 21570, 22289, 25110, 32355, 38826, 44578, 58239, 64710, 66867, 97065, 111445, 116478, 133734, 194130, 200601, 222890, 291195, 334335, 401202, 582390, 601803, 668670, 1003005, 1203606, 1805409, 2006010, 3009015, 3610818, 6018030, 9027045, 18054090]

約数ペア:

[(1, 18054090), (2, 9027045), (3, 6018030), (5, 3610818), (6, 3009015), (9, 2006010), (10, 1805409), (15, 1203606), (18, 1003005), (27, 668670), (30, 601803), (31, 582390), (45, 401202), (54, 334335), (62, 291195), (81, 222890), (90, 200601), (93, 194130), (135, 133734), (155, 116478), (162, 111445), (186, 97065), (270, 66867), (279, 64710), (310, 58239), (405, 44578), (465, 38826), (558, 32355), (719, 25110), (810, 22289), (837, 21570), (930, 19413), (1395, 12942), (1438, 12555), (1674, 10785), (2157, 8370), (2511, 7190), (2790, 6471), (3595, 5022), (4185, 4314)]