520045740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{47363}}^1$

素因数の和:47439

約数の個数: 72

約数和(自身を含む): 1603366128

約数和(自身を除く): 1083320388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 47363, 94726, 142089, 189452, 236815, 284178, 426267, 473630, 568356, 710445, 852534, 947260, 1420890, 1705068, 2131335, 2841780, 2889143, 4262670, 5778286, 8525340, 8667429, 11556572, 14445715, 17334858, 26002287, 28891430, 34669716, 43337145, 52004574, 57782860, 86674290, 104009148, 130011435, 173348580, 260022870, 520045740]

約数ペア:

[(1, 520045740), (2, 260022870), (3, 173348580), (4, 130011435), (5, 104009148), (6, 86674290), (9, 57782860), (10, 52004574), (12, 43337145), (15, 34669716), (18, 28891430), (20, 26002287), (30, 17334858), (36, 14445715), (45, 11556572), (60, 8667429), (61, 8525340), (90, 5778286), (122, 4262670), (180, 2889143), (183, 2841780), (244, 2131335), (305, 1705068), (366, 1420890), (549, 947260), (610, 852534), (732, 710445), (915, 568356), (1098, 473630), (1220, 426267), (1830, 284178), (2196, 236815), (2745, 189452), (3660, 142089), (5490, 94726), (10980, 47363)]