203780080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2179}}^1$

素因数の和:2366

約数の個数: 80

約数和(自身を含む): 544965120

約数和(自身を除く): 341185040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 2179, 2338, 2672, 3340, 4358, 4676, 5845, 6680, 8716, 9352, 10895, 11690, 13360, 15253, 17432, 18704, 21790, 23380, 30506, 34864, 43580, 46760, 61012, 76265, 87160, 93520, 122024, 152530, 174320, 244048, 305060, 363893, 610120, 727786, 1220240, 1455572, 1819465, 2547251, 2911144, 3638930, 5094502, 5822288, 7277860, 10189004, 12736255, 14555720, 20378008, 25472510, 29111440, 40756016, 50945020, 101890040, 203780080]

約数ペア:

[(1, 203780080), (2, 101890040), (4, 50945020), (5, 40756016), (7, 29111440), (8, 25472510), (10, 20378008), (14, 14555720), (16, 12736255), (20, 10189004), (28, 7277860), (35, 5822288), (40, 5094502), (56, 3638930), (70, 2911144), (80, 2547251), (112, 1819465), (140, 1455572), (167, 1220240), (280, 727786), (334, 610120), (560, 363893), (668, 305060), (835, 244048), (1169, 174320), (1336, 152530), (1670, 122024), (2179, 93520), (2338, 87160), (2672, 76265), (3340, 61012), (4358, 46760), (4676, 43580), (5845, 34864), (6680, 30506), (8716, 23380), (9352, 21790), (10895, 18704), (11690, 17432), (13360, 15253)]