1520290160

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1\times {\mathrm{977}}^1$

素因数の和:1410

約数の個数: 80

約数和(自身を含む): 3614875776

約数和(自身を除く): 2094585616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 367, 424, 530, 734, 848, 977, 1060, 1468, 1835, 1954, 2120, 2936, 3670, 3908, 4240, 4885, 5872, 7340, 7816, 9770, 14680, 15632, 19451, 19540, 29360, 38902, 39080, 51781, 77804, 78160, 97255, 103562, 155608, 194510, 207124, 258905, 311216, 358559, 389020, 414248, 517810, 717118, 778040, 828496, 1035620, 1434236, 1556080, 1792795, 2071240, 2868472, 3585590, 4142480, 5736944, 7171180, 14342360, 19003627, 28684720, 38007254, 76014508, 95018135, 152029016, 190036270, 304058032, 380072540, 760145080, 1520290160]

約数ペア:

[(1, 1520290160), (2, 760145080), (4, 380072540), (5, 304058032), (8, 190036270), (10, 152029016), (16, 95018135), (20, 76014508), (40, 38007254), (53, 28684720), (80, 19003627), (106, 14342360), (212, 7171180), (265, 5736944), (367, 4142480), (424, 3585590), (530, 2868472), (734, 2071240), (848, 1792795), (977, 1556080), (1060, 1434236), (1468, 1035620), (1835, 828496), (1954, 778040), (2120, 717118), (2936, 517810), (3670, 414248), (3908, 389020), (4240, 358559), (4885, 311216), (5872, 258905), (7340, 207124), (7816, 194510), (9770, 155608), (14680, 103562), (15632, 97255), (19451, 78160), (19540, 77804), (29360, 51781), (38902, 39080)]