252904920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123973}}^1$

素因数の和:124004

約数の個数: 64

約数和(自身を含む): 803351520

約数和(自身を除く): 550446600

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, 123973, 247946, 371919, 495892, 619865, 743838, 991784, 1239730, 1487676, 1859595, 2107541, 2479460, 2975352, 3719190, 4215082, 4958920, 6322623, 7438380, 8430164, 10537705, 12645246, 14876760, 16860328, 21075410, 25290492, 31613115, 42150820, 50580984, 63226230, 84301640, 126452460, 252904920]

約数ペア:

[(1, 252904920), (2, 126452460), (3, 84301640), (4, 63226230), (5, 50580984), (6, 42150820), (8, 31613115), (10, 25290492), (12, 21075410), (15, 16860328), (17, 14876760), (20, 12645246), (24, 10537705), (30, 8430164), (34, 7438380), (40, 6322623), (51, 4958920), (60, 4215082), (68, 3719190), (85, 2975352), (102, 2479460), (120, 2107541), (136, 1859595), (170, 1487676), (204, 1239730), (255, 991784), (340, 743838), (408, 619865), (510, 495892), (680, 371919), (1020, 247946), (2040, 123973)]