720861438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{9049}}^1$

素因数の和:9153

約数の個数: 64

約数和(自身を含む): 1688947200

約数和(自身を除く): 968085762

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 71, 102, 142, 187, 213, 374, 426, 561, 781, 1122, 1207, 1562, 2343, 2414, 3621, 4686, 7242, 9049, 13277, 18098, 26554, 27147, 39831, 54294, 79662, 99539, 153833, 199078, 298617, 307666, 461499, 597234, 642479, 922998, 1284958, 1692163, 1927437, 3384326, 3854874, 5076489, 7067269, 10152978, 10922143, 14134538, 21201807, 21844286, 32766429, 42403614, 65532858, 120143573, 240287146, 360430719, 720861438]

約数ペア:

[(1, 720861438), (2, 360430719), (3, 240287146), (6, 120143573), (11, 65532858), (17, 42403614), (22, 32766429), (33, 21844286), (34, 21201807), (51, 14134538), (66, 10922143), (71, 10152978), (102, 7067269), (142, 5076489), (187, 3854874), (213, 3384326), (374, 1927437), (426, 1692163), (561, 1284958), (781, 922998), (1122, 642479), (1207, 597234), (1562, 461499), (2343, 307666), (2414, 298617), (3621, 199078), (4686, 153833), (7242, 99539), (9049, 79662), (13277, 54294), (18098, 39831), (26554, 27147)]