72218696

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:1002

約数の個数: 64

約数和(自身を含む): 158976000

約数和(自身を除く): 86757304

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 47, 76, 88, 94, 152, 188, 209, 376, 418, 517, 836, 893, 919, 1034, 1672, 1786, 1838, 2068, 3572, 3676, 4136, 7144, 7352, 9823, 10109, 17461, 19646, 20218, 34922, 39292, 40436, 43193, 69844, 78584, 80872, 86386, 139688, 172772, 192071, 345544, 384142, 475123, 768284, 820667, 950246, 1536568, 1641334, 1900492, 3282668, 3800984, 6565336, 9027337, 18054674, 36109348, 72218696]

約数ペア:

[(1, 72218696), (2, 36109348), (4, 18054674), (8, 9027337), (11, 6565336), (19, 3800984), (22, 3282668), (38, 1900492), (44, 1641334), (47, 1536568), (76, 950246), (88, 820667), (94, 768284), (152, 475123), (188, 384142), (209, 345544), (376, 192071), (418, 172772), (517, 139688), (836, 86386), (893, 80872), (919, 78584), (1034, 69844), (1672, 43193), (1786, 40436), (1838, 39292), (2068, 34922), (3572, 20218), (3676, 19646), (4136, 17461), (7144, 10109), (7352, 9823)]