2500398180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{661481}}^1$

素因数の和:661506

約数の個数: 96

約数和(自身を含む): 8890318080

約数和(自身を除く): 6389919900

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, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 661481, 1322962, 1984443, 2645924, 3307405, 3968886, 4630367, 5953329, 6614810, 7937772, 9260734, 9922215, 11906658, 13229620, 13891101, 17859987, 18521468, 19844430, 23151835, 23813316, 27782202, 29766645, 35719974, 39688860, 41673303, 46303670, 55564404, 59533290, 69455505, 71439948, 83346606, 89299935, 92607340, 119066580, 125019909, 138911010, 166693212, 178599870, 208366515, 250039818, 277822020, 357199740, 416733030, 500079636, 625099545, 833466060, 1250199090, 2500398180]

約数ペア:

[(1, 2500398180), (2, 1250199090), (3, 833466060), (4, 625099545), (5, 500079636), (6, 416733030), (7, 357199740), (9, 277822020), (10, 250039818), (12, 208366515), (14, 178599870), (15, 166693212), (18, 138911010), (20, 125019909), (21, 119066580), (27, 92607340), (28, 89299935), (30, 83346606), (35, 71439948), (36, 69455505), (42, 59533290), (45, 55564404), (54, 46303670), (60, 41673303), (63, 39688860), (70, 35719974), (84, 29766645), (90, 27782202), (105, 23813316), (108, 23151835), (126, 19844430), (135, 18521468), (140, 17859987), (180, 13891101), (189, 13229620), (210, 11906658), (252, 9922215), (270, 9260734), (315, 7937772), (378, 6614810), (420, 5953329), (540, 4630367), (630, 3968886), (756, 3307405), (945, 2645924), (1260, 1984443), (1890, 1322962), (3780, 661481)]