2015689080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{1489}}^1$

素因数の和:1921

約数の個数: 128

約数和(自身を含む): 6275880000

約数和(自身を除く): 4260190920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 389, 435, 580, 696, 778, 870, 1160, 1167, 1489, 1556, 1740, 1945, 2334, 2978, 3112, 3480, 3890, 4467, 4668, 5835, 5956, 7445, 7780, 8934, 9336, 11281, 11670, 11912, 14890, 15560, 17868, 22335, 22562, 23340, 29780, 33843, 35736, 43181, 44670, 45124, 46680, 56405, 59560, 67686, 86362, 89340, 90248, 112810, 129543, 135372, 169215, 172724, 178680, 215905, 225620, 259086, 270744, 338430, 345448, 431810, 451240, 518172, 579221, 647715, 676860, 863620, 1036344, 1158442, 1295430, 1353720, 1727240, 1737663, 2316884, 2590860, 2896105, 3475326, 4633768, 5181720, 5792210, 6950652, 8688315, 11584420, 13901304, 16797409, 17376630, 23168840, 33594818, 34753260, 50392227, 67189636, 69506520, 83987045, 100784454, 134379272, 167974090, 201568908, 251961135, 335948180, 403137816, 503922270, 671896360, 1007844540, 2015689080]

約数ペア:

[(1, 2015689080), (2, 1007844540), (3, 671896360), (4, 503922270), (5, 403137816), (6, 335948180), (8, 251961135), (10, 201568908), (12, 167974090), (15, 134379272), (20, 100784454), (24, 83987045), (29, 69506520), (30, 67189636), (40, 50392227), (58, 34753260), (60, 33594818), (87, 23168840), (116, 17376630), (120, 16797409), (145, 13901304), (174, 11584420), (232, 8688315), (290, 6950652), (348, 5792210), (389, 5181720), (435, 4633768), (580, 3475326), (696, 2896105), (778, 2590860), (870, 2316884), (1160, 1737663), (1167, 1727240), (1489, 1353720), (1556, 1295430), (1740, 1158442), (1945, 1036344), (2334, 863620), (2978, 676860), (3112, 647715), (3480, 579221), (3890, 518172), (4467, 451240), (4668, 431810), (5835, 345448), (5956, 338430), (7445, 270744), (7780, 259086), (8934, 225620), (9336, 215905), (11281, 178680), (11670, 172724), (11912, 169215), (14890, 135372), (15560, 129543), (17868, 112810), (22335, 90248), (22562, 89340), (23340, 86362), (29780, 67686), (33843, 59560), (35736, 56405), (43181, 46680), (44670, 45124)]