252179960

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1289}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 584215200

約数和(自身を除く): 332035240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 73, 134, 146, 268, 292, 335, 365, 536, 584, 670, 730, 1289, 1340, 1460, 2578, 2680, 2920, 4891, 5156, 6445, 9782, 10312, 12890, 19564, 24455, 25780, 39128, 48910, 51560, 86363, 94097, 97820, 172726, 188194, 195640, 345452, 376388, 431815, 470485, 690904, 752776, 863630, 940970, 1727260, 1881940, 3454520, 3763880, 6304499, 12608998, 25217996, 31522495, 50435992, 63044990, 126089980, 252179960]

約数ペア:

[(1, 252179960), (2, 126089980), (4, 63044990), (5, 50435992), (8, 31522495), (10, 25217996), (20, 12608998), (40, 6304499), (67, 3763880), (73, 3454520), (134, 1881940), (146, 1727260), (268, 940970), (292, 863630), (335, 752776), (365, 690904), (536, 470485), (584, 431815), (670, 376388), (730, 345452), (1289, 195640), (1340, 188194), (1460, 172726), (2578, 97820), (2680, 94097), (2920, 86363), (4891, 51560), (5156, 48910), (6445, 39128), (9782, 25780), (10312, 24455), (12890, 19564)]