40971618960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{405499}}^1$

素因数の和:405936

約数の個数: 80

約数和(自身を含む): 127314024000

約数和(自身を除く): 86342405040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 421, 842, 1263, 1684, 2105, 2526, 3368, 4210, 5052, 6315, 6736, 8420, 10104, 12630, 16840, 20208, 25260, 33680, 50520, 101040, 405499, 810998, 1216497, 1621996, 2027495, 2432994, 3243992, 4054990, 4865988, 6082485, 6487984, 8109980, 9731976, 12164970, 16219960, 19463952, 24329940, 32439920, 48659880, 97319760, 170715079, 341430158, 512145237, 682860316, 853575395, 1024290474, 1365720632, 1707150790, 2048580948, 2560726185, 2731441264, 3414301580, 4097161896, 5121452370, 6828603160, 8194323792, 10242904740, 13657206320, 20485809480, 40971618960]

約数ペア:

[(1, 40971618960), (2, 20485809480), (3, 13657206320), (4, 10242904740), (5, 8194323792), (6, 6828603160), (8, 5121452370), (10, 4097161896), (12, 3414301580), (15, 2731441264), (16, 2560726185), (20, 2048580948), (24, 1707150790), (30, 1365720632), (40, 1024290474), (48, 853575395), (60, 682860316), (80, 512145237), (120, 341430158), (240, 170715079), (421, 97319760), (842, 48659880), (1263, 32439920), (1684, 24329940), (2105, 19463952), (2526, 16219960), (3368, 12164970), (4210, 9731976), (5052, 8109980), (6315, 6487984), (6736, 6082485), (8420, 4865988), (10104, 4054990), (12630, 3243992), (16840, 2432994), (20208, 2027495), (25260, 1621996), (33680, 1216497), (50520, 810998), (101040, 405499)]