291269968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 642816000

約数和(自身を除く): 351546032

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 149, 176, 232, 298, 319, 383, 464, 596, 638, 766, 1192, 1276, 1532, 1639, 2384, 2552, 3064, 3278, 4213, 4321, 5104, 6128, 6556, 8426, 8642, 11107, 13112, 16852, 17284, 22214, 26224, 33704, 34568, 44428, 47531, 57067, 67408, 69136, 88856, 95062, 114134, 122177, 177712, 190124, 228268, 244354, 380248, 456536, 488708, 627737, 760496, 913072, 977416, 1255474, 1654943, 1954832, 2510948, 3309886, 5021896, 6619772, 10043792, 13239544, 18204373, 26479088, 36408746, 72817492, 145634984, 291269968]

約数ペア:

[(1, 291269968), (2, 145634984), (4, 72817492), (8, 36408746), (11, 26479088), (16, 18204373), (22, 13239544), (29, 10043792), (44, 6619772), (58, 5021896), (88, 3309886), (116, 2510948), (149, 1954832), (176, 1654943), (232, 1255474), (298, 977416), (319, 913072), (383, 760496), (464, 627737), (596, 488708), (638, 456536), (766, 380248), (1192, 244354), (1276, 228268), (1532, 190124), (1639, 177712), (2384, 122177), (2552, 114134), (3064, 95062), (3278, 88856), (4213, 69136), (4321, 67408), (5104, 57067), (6128, 47531), (6556, 44428), (8426, 34568), (8642, 33704), (11107, 26224), (13112, 22214), (16852, 17284)]