213112620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{18793}}^1$

素因数の和:18821

約数の個数: 120

約数和(自身を含む): 764088864

約数和(自身を除く): 550976244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 18793, 37586, 56379, 75172, 93965, 112758, 131551, 169137, 187930, 225516, 263102, 281895, 338274, 375860, 394653, 507411, 526204, 563790, 657755, 676548, 789306, 845685, 1014822, 1127580, 1183959, 1315510, 1522233, 1578612, 1691370, 1973265, 2029644, 2367918, 2537055, 2631020, 3044466, 3382740, 3551877, 3946530, 4735836, 5074110, 5919795, 6088932, 7103754, 7611165, 7893060, 10148220, 10655631, 11839590, 14207508, 15222330, 17759385, 21311262, 23679180, 30444660, 35518770, 42622524, 53278155, 71037540, 106556310, 213112620]

約数ペア:

[(1, 213112620), (2, 106556310), (3, 71037540), (4, 53278155), (5, 42622524), (6, 35518770), (7, 30444660), (9, 23679180), (10, 21311262), (12, 17759385), (14, 15222330), (15, 14207508), (18, 11839590), (20, 10655631), (21, 10148220), (27, 7893060), (28, 7611165), (30, 7103754), (35, 6088932), (36, 5919795), (42, 5074110), (45, 4735836), (54, 3946530), (60, 3551877), (63, 3382740), (70, 3044466), (81, 2631020), (84, 2537055), (90, 2367918), (105, 2029644), (108, 1973265), (126, 1691370), (135, 1578612), (140, 1522233), (162, 1315510), (180, 1183959), (189, 1127580), (210, 1014822), (252, 845685), (270, 789306), (315, 676548), (324, 657755), (378, 563790), (405, 526204), (420, 507411), (540, 394653), (567, 375860), (630, 338274), (756, 281895), (810, 263102), (945, 225516), (1134, 187930), (1260, 169137), (1620, 131551), (1890, 112758), (2268, 93965), (2835, 75172), (3780, 56379), (5670, 37586), (11340, 18793)]