819609240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{823}}^1$

素因数の和:1073

約数の個数: 128

約数和(自身を含む): 2532119040

約数和(自身を除く): 1712509800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 193, 215, 258, 344, 386, 430, 516, 579, 645, 772, 823, 860, 965, 1032, 1158, 1290, 1544, 1646, 1720, 1930, 2316, 2469, 2580, 2895, 3292, 3860, 4115, 4632, 4938, 5160, 5790, 6584, 7720, 8230, 8299, 9876, 11580, 12345, 16460, 16598, 19752, 23160, 24690, 24897, 32920, 33196, 35389, 41495, 49380, 49794, 66392, 70778, 82990, 98760, 99588, 106167, 124485, 141556, 158839, 165980, 176945, 199176, 212334, 248970, 283112, 317678, 331960, 353890, 424668, 476517, 497940, 530835, 635356, 707780, 794195, 849336, 953034, 995880, 1061670, 1270712, 1415560, 1588390, 1906068, 2123340, 2382585, 3176780, 3812136, 4246680, 4765170, 6353560, 6830077, 9530340, 13660154, 19060680, 20490231, 27320308, 34150385, 40980462, 54640616, 68300770, 81960924, 102451155, 136601540, 163921848, 204902310, 273203080, 409804620, 819609240]

約数ペア:

[(1, 819609240), (2, 409804620), (3, 273203080), (4, 204902310), (5, 163921848), (6, 136601540), (8, 102451155), (10, 81960924), (12, 68300770), (15, 54640616), (20, 40980462), (24, 34150385), (30, 27320308), (40, 20490231), (43, 19060680), (60, 13660154), (86, 9530340), (120, 6830077), (129, 6353560), (172, 4765170), (193, 4246680), (215, 3812136), (258, 3176780), (344, 2382585), (386, 2123340), (430, 1906068), (516, 1588390), (579, 1415560), (645, 1270712), (772, 1061670), (823, 995880), (860, 953034), (965, 849336), (1032, 794195), (1158, 707780), (1290, 635356), (1544, 530835), (1646, 497940), (1720, 476517), (1930, 424668), (2316, 353890), (2469, 331960), (2580, 317678), (2895, 283112), (3292, 248970), (3860, 212334), (4115, 199176), (4632, 176945), (4938, 165980), (5160, 158839), (5790, 141556), (6584, 124485), (7720, 106167), (8230, 99588), (8299, 98760), (9876, 82990), (11580, 70778), (12345, 66392), (16460, 49794), (16598, 49380), (19752, 41495), (23160, 35389), (24690, 33196), (24897, 32920)]