128494968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1997}}^1$

素因数の和:2396

約数の個数: 64

約数和(自身を含む): 368271360

約数和(自身を除く): 239776392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 383, 766, 1149, 1532, 1997, 2298, 2681, 3064, 3994, 4596, 5362, 5991, 7988, 8043, 9192, 10724, 11982, 13979, 15976, 16086, 21448, 23964, 27958, 32172, 41937, 47928, 55916, 64344, 83874, 111832, 167748, 335496, 764851, 1529702, 2294553, 3059404, 4589106, 5353957, 6118808, 9178212, 10707914, 16061871, 18356424, 21415828, 32123742, 42831656, 64247484, 128494968]

約数ペア:

[(1, 128494968), (2, 64247484), (3, 42831656), (4, 32123742), (6, 21415828), (7, 18356424), (8, 16061871), (12, 10707914), (14, 9178212), (21, 6118808), (24, 5353957), (28, 4589106), (42, 3059404), (56, 2294553), (84, 1529702), (168, 764851), (383, 335496), (766, 167748), (1149, 111832), (1532, 83874), (1997, 64344), (2298, 55916), (2681, 47928), (3064, 41937), (3994, 32172), (4596, 27958), (5362, 23964), (5991, 21448), (7988, 16086), (8043, 15976), (9192, 13979), (10724, 11982)]