999944760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{490169}}^1$

素因数の和:490200

約数の個数: 64

約数和(自身を含む): 3176301600

約数和(自身を除く): 2176356840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 490169, 980338, 1470507, 1960676, 2450845, 2941014, 3921352, 4901690, 5882028, 7352535, 8332873, 9803380, 11764056, 14705070, 16665746, 19606760, 24998619, 29410140, 33331492, 41664365, 49997238, 58820280, 66662984, 83328730, 99994476, 124993095, 166657460, 199988952, 249986190, 333314920, 499972380, 999944760]

約数ペア:

[(1, 999944760), (2, 499972380), (3, 333314920), (4, 249986190), (5, 199988952), (6, 166657460), (8, 124993095), (10, 99994476), (12, 83328730), (15, 66662984), (17, 58820280), (20, 49997238), (24, 41664365), (30, 33331492), (34, 29410140), (40, 24998619), (51, 19606760), (60, 16665746), (68, 14705070), (85, 11764056), (102, 9803380), (120, 8332873), (136, 7352535), (170, 5882028), (204, 4901690), (255, 3921352), (340, 2941014), (408, 2450845), (510, 1960676), (680, 1470507), (1020, 980338), (2040, 490169)]