128820270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 316141056

約数和(自身を除く): 187320786

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 197, 213, 307, 355, 394, 426, 591, 614, 710, 921, 985, 1065, 1182, 1535, 1842, 1970, 2130, 2955, 3070, 4605, 5910, 9210, 13987, 21797, 27974, 41961, 43594, 60479, 65391, 69935, 83922, 108985, 120958, 130782, 139870, 181437, 209805, 217970, 302395, 326955, 362874, 419610, 604790, 653910, 907185, 1814370, 4294009, 8588018, 12882027, 21470045, 25764054, 42940090, 64410135, 128820270]

約数ペア:

[(1, 128820270), (2, 64410135), (3, 42940090), (5, 25764054), (6, 21470045), (10, 12882027), (15, 8588018), (30, 4294009), (71, 1814370), (142, 907185), (197, 653910), (213, 604790), (307, 419610), (355, 362874), (394, 326955), (426, 302395), (591, 217970), (614, 209805), (710, 181437), (921, 139870), (985, 130782), (1065, 120958), (1182, 108985), (1535, 83922), (1842, 69935), (1970, 65391), (2130, 60479), (2955, 43594), (3070, 41961), (4605, 27974), (5910, 21797), (9210, 13987)]