128477392

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13633}}^1$

素因数の和:13691

約数の個数: 40

約数和(自身を含む): 270498560

約数和(自身を除く): 142021168

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 13633, 27266, 54532, 109064, 218128, 259027, 422623, 518054, 845246, 1036108, 1690492, 2072216, 3380984, 4144432, 6761968, 8029837, 16059674, 32119348, 64238696, 128477392]

約数ペア:

[(1, 128477392), (2, 64238696), (4, 32119348), (8, 16059674), (16, 8029837), (19, 6761968), (31, 4144432), (38, 3380984), (62, 2072216), (76, 1690492), (124, 1036108), (152, 845246), (248, 518054), (304, 422623), (496, 259027), (589, 218128), (1178, 109064), (2356, 54532), (4712, 27266), (9424, 13633)]