1320238870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^2\times {\mathrm{97}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 2698411968

約数和(自身を除く): 1378173098

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 59, 85, 97, 115, 118, 170, 194, 230, 295, 391, 485, 590, 782, 970, 1003, 1357, 1649, 1955, 2006, 2231, 2714, 3298, 3481, 3910, 4462, 5015, 5723, 6785, 6962, 8245, 10030, 11155, 11446, 13570, 16490, 17405, 22310, 23069, 28615, 34810, 37927, 46138, 57230, 59177, 75854, 80063, 97291, 115345, 118354, 131629, 160126, 189635, 194582, 230690, 263258, 295885, 337657, 379270, 400315, 486455, 591770, 658145, 675314, 800630, 972910, 1316290, 1361071, 1688285, 2237693, 2722142, 3376570, 4475386, 5740169, 6805355, 7766111, 11188465, 11480338, 13610710, 15532222, 22376930, 28700845, 38830555, 57401690, 77661110, 132023887, 264047774, 660119435, 1320238870]

約数ペア:

[(1, 1320238870), (2, 660119435), (5, 264047774), (10, 132023887), (17, 77661110), (23, 57401690), (34, 38830555), (46, 28700845), (59, 22376930), (85, 15532222), (97, 13610710), (115, 11480338), (118, 11188465), (170, 7766111), (194, 6805355), (230, 5740169), (295, 4475386), (391, 3376570), (485, 2722142), (590, 2237693), (782, 1688285), (970, 1361071), (1003, 1316290), (1357, 972910), (1649, 800630), (1955, 675314), (2006, 658145), (2231, 591770), (2714, 486455), (3298, 400315), (3481, 379270), (3910, 337657), (4462, 295885), (5015, 263258), (5723, 230690), (6785, 194582), (6962, 189635), (8245, 160126), (10030, 131629), (11155, 118354), (11446, 115345), (13570, 97291), (16490, 80063), (17405, 75854), (22310, 59177), (23069, 57230), (28615, 46138), (34810, 37927)]