66446760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1999}}^1$

素因数の和:2290

約数の個数: 64

約数和(自身を含む): 200160000

約数和(自身を除く): 133713240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 554, 831, 1108, 1385, 1662, 1999, 2216, 2770, 3324, 3998, 4155, 5540, 5997, 6648, 7996, 8310, 9995, 11080, 11994, 15992, 16620, 19990, 23988, 29985, 33240, 39980, 47976, 59970, 79960, 119940, 239880, 553723, 1107446, 1661169, 2214892, 2768615, 3322338, 4429784, 5537230, 6644676, 8305845, 11074460, 13289352, 16611690, 22148920, 33223380, 66446760]

約数ペア:

[(1, 66446760), (2, 33223380), (3, 22148920), (4, 16611690), (5, 13289352), (6, 11074460), (8, 8305845), (10, 6644676), (12, 5537230), (15, 4429784), (20, 3322338), (24, 2768615), (30, 2214892), (40, 1661169), (60, 1107446), (120, 553723), (277, 239880), (554, 119940), (831, 79960), (1108, 59970), (1385, 47976), (1662, 39980), (1999, 33240), (2216, 29985), (2770, 23988), (3324, 19990), (3998, 16620), (4155, 15992), (5540, 11994), (5997, 11080), (6648, 9995), (7996, 8310)]