201294520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3167}}^1$

素因数の和:3412

約数の個数: 64

約数和(自身を含む): 520058880

約数和(自身を除く): 318764360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 908, 1135, 1589, 1816, 2270, 3167, 3178, 4540, 6334, 6356, 7945, 9080, 12668, 12712, 15835, 15890, 22169, 25336, 31670, 31780, 44338, 63340, 63560, 88676, 110845, 126680, 177352, 221690, 443380, 718909, 886760, 1437818, 2875636, 3594545, 5032363, 5751272, 7189090, 10064726, 14378180, 20129452, 25161815, 28756360, 40258904, 50323630, 100647260, 201294520]

約数ペア:

[(1, 201294520), (2, 100647260), (4, 50323630), (5, 40258904), (7, 28756360), (8, 25161815), (10, 20129452), (14, 14378180), (20, 10064726), (28, 7189090), (35, 5751272), (40, 5032363), (56, 3594545), (70, 2875636), (140, 1437818), (227, 886760), (280, 718909), (454, 443380), (908, 221690), (1135, 177352), (1589, 126680), (1816, 110845), (2270, 88676), (3167, 63560), (3178, 63340), (4540, 44338), (6334, 31780), (6356, 31670), (7945, 25336), (9080, 22169), (12668, 15890), (12712, 15835)]