148979960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{128431}}^1$

素因数の和:128471

約数の個数: 32

約数和(自身を含む): 346766400

約数和(自身を除く): 197786440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 128431, 256862, 513724, 642155, 1027448, 1284310, 2568620, 3724499, 5137240, 7448998, 14897996, 18622495, 29795992, 37244990, 74489980, 148979960]

約数ペア:

[(1, 148979960), (2, 74489980), (4, 37244990), (5, 29795992), (8, 18622495), (10, 14897996), (20, 7448998), (29, 5137240), (40, 3724499), (58, 2568620), (116, 1284310), (145, 1027448), (232, 642155), (290, 513724), (580, 256862), (1160, 128431)]