268537610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{881}}^1$

素因数の和:1079

約数の個数: 64

約数和(自身を含む): 562391424

約数和(自身を除く): 293853814

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 163, 170, 187, 326, 374, 815, 881, 935, 1630, 1762, 1793, 1870, 2771, 3586, 4405, 5542, 8810, 8965, 9691, 13855, 14977, 17930, 19382, 27710, 29954, 30481, 48455, 60962, 74885, 96910, 143603, 149770, 152405, 164747, 287206, 304810, 329494, 718015, 823735, 1436030, 1579633, 1647470, 2441251, 3159266, 4882502, 7898165, 12206255, 15796330, 24412510, 26853761, 53707522, 134268805, 268537610]

約数ペア:

[(1, 268537610), (2, 134268805), (5, 53707522), (10, 26853761), (11, 24412510), (17, 15796330), (22, 12206255), (34, 7898165), (55, 4882502), (85, 3159266), (110, 2441251), (163, 1647470), (170, 1579633), (187, 1436030), (326, 823735), (374, 718015), (815, 329494), (881, 304810), (935, 287206), (1630, 164747), (1762, 152405), (1793, 149770), (1870, 143603), (2771, 96910), (3586, 74885), (4405, 60962), (5542, 48455), (8810, 30481), (8965, 29954), (9691, 27710), (13855, 19382), (14977, 17930)]