1615451220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{45557}}^1$

素因数の和:45769

約数の個数: 72

約数和(自身を含む): 4925184264

約数和(自身を除く): 3309733044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5910, 7092, 8865, 11820, 17730, 35460, 45557, 91114, 136671, 182228, 227785, 273342, 410013, 455570, 546684, 683355, 820026, 911140, 1366710, 1640052, 2050065, 2733420, 4100130, 8200260, 8974729, 17949458, 26924187, 35898916, 44873645, 53848374, 80772561, 89747290, 107696748, 134620935, 161545122, 179494580, 269241870, 323090244, 403862805, 538483740, 807725610, 1615451220]

約数ペア:

[(1, 1615451220), (2, 807725610), (3, 538483740), (4, 403862805), (5, 323090244), (6, 269241870), (9, 179494580), (10, 161545122), (12, 134620935), (15, 107696748), (18, 89747290), (20, 80772561), (30, 53848374), (36, 44873645), (45, 35898916), (60, 26924187), (90, 17949458), (180, 8974729), (197, 8200260), (394, 4100130), (591, 2733420), (788, 2050065), (985, 1640052), (1182, 1366710), (1773, 911140), (1970, 820026), (2364, 683355), (2955, 546684), (3546, 455570), (3940, 410013), (5910, 273342), (7092, 227785), (8865, 182228), (11820, 136671), (17730, 91114), (35460, 45557)]