148799760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{619999}}^1$

素因数の和:620015

約数の個数: 40

約数和(自身を含む): 461280000

約数和(自身を除く): 312480240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 619999, 1239998, 1859997, 2479996, 3099995, 3719994, 4959992, 6199990, 7439988, 9299985, 9919984, 12399980, 14879976, 18599970, 24799960, 29759952, 37199940, 49599920, 74399880, 148799760]

約数ペア:

[(1, 148799760), (2, 74399880), (3, 49599920), (4, 37199940), (5, 29759952), (6, 24799960), (8, 18599970), (10, 14879976), (12, 12399980), (15, 9919984), (16, 9299985), (20, 7439988), (24, 6199990), (30, 4959992), (40, 3719994), (48, 3099995), (60, 2479996), (80, 1859997), (120, 1239998), (240, 619999)]