349820360

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{467}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 804323520

約数和(自身を除く): 454503160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 307, 467, 488, 610, 614, 934, 1220, 1228, 1535, 1868, 2335, 2440, 2456, 3070, 3736, 4670, 6140, 9340, 12280, 18680, 18727, 28487, 37454, 56974, 74908, 93635, 113948, 142435, 143369, 149816, 187270, 227896, 284870, 286738, 374540, 569740, 573476, 716845, 749080, 1139480, 1146952, 1433690, 2867380, 5734760, 8745509, 17491018, 34982036, 43727545, 69964072, 87455090, 174910180, 349820360]

約数ペア:

[(1, 349820360), (2, 174910180), (4, 87455090), (5, 69964072), (8, 43727545), (10, 34982036), (20, 17491018), (40, 8745509), (61, 5734760), (122, 2867380), (244, 1433690), (305, 1146952), (307, 1139480), (467, 749080), (488, 716845), (610, 573476), (614, 569740), (934, 374540), (1220, 286738), (1228, 284870), (1535, 227896), (1868, 187270), (2335, 149816), (2440, 143369), (2456, 142435), (3070, 113948), (3736, 93635), (4670, 74908), (6140, 56974), (9340, 37454), (12280, 28487), (18680, 18727)]