2018478900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{167}}^1\times {\mathrm{40289}}^1$

素因数の和:40473

約数の個数: 72

約数和(自身を含む): 5875248960

約数和(自身を除く): 3856770060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 167, 300, 334, 501, 668, 835, 1002, 1670, 2004, 2505, 3340, 4175, 5010, 8350, 10020, 12525, 16700, 25050, 40289, 50100, 80578, 120867, 161156, 201445, 241734, 402890, 483468, 604335, 805780, 1007225, 1208670, 2014450, 2417340, 3021675, 4028900, 6043350, 6728263, 12086700, 13456526, 20184789, 26913052, 33641315, 40369578, 67282630, 80739156, 100923945, 134565260, 168206575, 201847890, 336413150, 403695780, 504619725, 672826300, 1009239450, 2018478900]

約数ペア:

[(1, 2018478900), (2, 1009239450), (3, 672826300), (4, 504619725), (5, 403695780), (6, 336413150), (10, 201847890), (12, 168206575), (15, 134565260), (20, 100923945), (25, 80739156), (30, 67282630), (50, 40369578), (60, 33641315), (75, 26913052), (100, 20184789), (150, 13456526), (167, 12086700), (300, 6728263), (334, 6043350), (501, 4028900), (668, 3021675), (835, 2417340), (1002, 2014450), (1670, 1208670), (2004, 1007225), (2505, 805780), (3340, 604335), (4175, 483468), (5010, 402890), (8350, 241734), (10020, 201445), (12525, 161156), (16700, 120867), (25050, 80578), (40289, 50100)]