2540790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 7824960

約数和(自身を除く): 5284170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 37, 42, 45, 63, 70, 74, 90, 105, 109, 111, 126, 185, 210, 218, 222, 259, 315, 327, 333, 370, 518, 545, 555, 630, 654, 666, 763, 777, 981, 1090, 1110, 1295, 1526, 1554, 1635, 1665, 1962, 2289, 2331, 2590, 3270, 3330, 3815, 3885, 4033, 4578, 4662, 4905, 6867, 7630, 7770, 8066, 9810, 11445, 11655, 12099, 13734, 20165, 22890, 23310, 24198, 28231, 34335, 36297, 40330, 56462, 60495, 68670, 72594, 84693, 120990, 141155, 169386, 181485, 254079, 282310, 362970, 423465, 508158, 846930, 1270395, 2540790]

約数ペア:

[(1, 2540790), (2, 1270395), (3, 846930), (5, 508158), (6, 423465), (7, 362970), (9, 282310), (10, 254079), (14, 181485), (15, 169386), (18, 141155), (21, 120990), (30, 84693), (35, 72594), (37, 68670), (42, 60495), (45, 56462), (63, 40330), (70, 36297), (74, 34335), (90, 28231), (105, 24198), (109, 23310), (111, 22890), (126, 20165), (185, 13734), (210, 12099), (218, 11655), (222, 11445), (259, 9810), (315, 8066), (327, 7770), (333, 7630), (370, 6867), (518, 4905), (545, 4662), (555, 4578), (630, 4033), (654, 3885), (666, 3815), (763, 3330), (777, 3270), (981, 2590), (1090, 2331), (1110, 2289), (1295, 1962), (1526, 1665), (1554, 1635)]