2018720520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{5503}}^1$

素因数の和:6539

約数の個数: 96

約数和(自身を含む): 6568473600

約数和(自身を除く): 4549753080

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, 1019, 2038, 3057, 4076, 5095, 5503, 6114, 8152, 9171, 10190, 11006, 12228, 15285, 16509, 18342, 20380, 22012, 24456, 27515, 30570, 33018, 36684, 40760, 44024, 45855, 49527, 55030, 61140, 66036, 73368, 82545, 91710, 99054, 110060, 122280, 132072, 165090, 183420, 198108, 220120, 247635, 330180, 366840, 396216, 495270, 660360, 990540, 1981080, 5607557, 11215114, 16822671, 22430228, 28037785, 33645342, 44860456, 50468013, 56075570, 67290684, 84113355, 100936026, 112151140, 134581368, 168226710, 201872052, 224302280, 252340065, 336453420, 403744104, 504680130, 672906840, 1009360260, 2018720520]

約数ペア:

[(1, 2018720520), (2, 1009360260), (3, 672906840), (4, 504680130), (5, 403744104), (6, 336453420), (8, 252340065), (9, 224302280), (10, 201872052), (12, 168226710), (15, 134581368), (18, 112151140), (20, 100936026), (24, 84113355), (30, 67290684), (36, 56075570), (40, 50468013), (45, 44860456), (60, 33645342), (72, 28037785), (90, 22430228), (120, 16822671), (180, 11215114), (360, 5607557), (1019, 1981080), (2038, 990540), (3057, 660360), (4076, 495270), (5095, 396216), (5503, 366840), (6114, 330180), (8152, 247635), (9171, 220120), (10190, 198108), (11006, 183420), (12228, 165090), (15285, 132072), (16509, 122280), (18342, 110060), (20380, 99054), (22012, 91710), (24456, 82545), (27515, 73368), (30570, 66036), (33018, 61140), (36684, 55030), (40760, 49527), (44024, 45855)]