5280891920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{1879}}^1$

素因数の和:1997

約数の個数: 120

約数和(自身を含む): 13238884800

約数和(自身を除く): 7957992880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 1849, 1879, 3268, 3440, 3698, 3758, 4085, 6536, 7396, 7516, 8170, 9245, 9395, 13072, 14792, 15032, 16340, 18490, 18790, 29584, 30064, 32680, 35131, 35701, 36980, 37580, 65360, 70262, 71402, 73960, 75160, 80797, 140524, 142804, 147920, 150320, 161594, 175655, 178505, 281048, 285608, 323188, 351310, 357010, 403985, 562096, 571216, 646376, 702620, 714020, 807970, 1292752, 1405240, 1428040, 1535143, 1615940, 2810480, 2856080, 3070286, 3231880, 3474271, 6140572, 6463760, 6948542, 7675715, 12281144, 13897084, 15351430, 17371355, 24562288, 27794168, 30702860, 34742710, 55588336, 61405720, 66011149, 69485420, 122811440, 132022298, 138970840, 264044596, 277941680, 330055745, 528089192, 660111490, 1056178384, 1320222980, 2640445960, 5280891920]

約数ペア:

[(1, 5280891920), (2, 2640445960), (4, 1320222980), (5, 1056178384), (8, 660111490), (10, 528089192), (16, 330055745), (19, 277941680), (20, 264044596), (38, 138970840), (40, 132022298), (43, 122811440), (76, 69485420), (80, 66011149), (86, 61405720), (95, 55588336), (152, 34742710), (172, 30702860), (190, 27794168), (215, 24562288), (304, 17371355), (344, 15351430), (380, 13897084), (430, 12281144), (688, 7675715), (760, 6948542), (817, 6463760), (860, 6140572), (1520, 3474271), (1634, 3231880), (1720, 3070286), (1849, 2856080), (1879, 2810480), (3268, 1615940), (3440, 1535143), (3698, 1428040), (3758, 1405240), (4085, 1292752), (6536, 807970), (7396, 714020), (7516, 702620), (8170, 646376), (9245, 571216), (9395, 562096), (13072, 403985), (14792, 357010), (15032, 351310), (16340, 323188), (18490, 285608), (18790, 281048), (29584, 178505), (30064, 175655), (32680, 161594), (35131, 150320), (35701, 147920), (36980, 142804), (37580, 140524), (65360, 80797), (70262, 75160), (71402, 73960)]