2720242920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41141}}^1$

素因数の和:41203

約数の個数: 128

約数和(自身を含む): 8886672000

約数和(自身を除く): 6166429080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 285, 290, 348, 380, 435, 456, 551, 570, 580, 696, 760, 870, 1102, 1140, 1160, 1653, 1740, 2204, 2280, 2755, 3306, 3480, 4408, 5510, 6612, 8265, 11020, 13224, 16530, 22040, 33060, 41141, 66120, 82282, 123423, 164564, 205705, 246846, 329128, 411410, 493692, 617115, 781679, 822820, 987384, 1193089, 1234230, 1563358, 1645640, 2345037, 2386178, 2468460, 3126716, 3579267, 3908395, 4690074, 4772356, 4936920, 5965445, 6253432, 7158534, 7816790, 9380148, 9544712, 11725185, 11930890, 14317068, 15633580, 17896335, 18760296, 22668691, 23450370, 23861780, 28634136, 31267160, 35792670, 45337382, 46900740, 47723560, 68006073, 71585340, 90674764, 93801480, 113343455, 136012146, 143170680, 181349528, 226686910, 272024292, 340030365, 453373820, 544048584, 680060730, 906747640, 1360121460, 2720242920]

約数ペア:

[(1, 2720242920), (2, 1360121460), (3, 906747640), (4, 680060730), (5, 544048584), (6, 453373820), (8, 340030365), (10, 272024292), (12, 226686910), (15, 181349528), (19, 143170680), (20, 136012146), (24, 113343455), (29, 93801480), (30, 90674764), (38, 71585340), (40, 68006073), (57, 47723560), (58, 46900740), (60, 45337382), (76, 35792670), (87, 31267160), (95, 28634136), (114, 23861780), (116, 23450370), (120, 22668691), (145, 18760296), (152, 17896335), (174, 15633580), (190, 14317068), (228, 11930890), (232, 11725185), (285, 9544712), (290, 9380148), (348, 7816790), (380, 7158534), (435, 6253432), (456, 5965445), (551, 4936920), (570, 4772356), (580, 4690074), (696, 3908395), (760, 3579267), (870, 3126716), (1102, 2468460), (1140, 2386178), (1160, 2345037), (1653, 1645640), (1740, 1563358), (2204, 1234230), (2280, 1193089), (2755, 987384), (3306, 822820), (3480, 781679), (4408, 617115), (5510, 493692), (6612, 411410), (8265, 329128), (11020, 246846), (13224, 205705), (16530, 164564), (22040, 123423), (33060, 82282), (41141, 66120)]