67136440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1471}}^1$

素因数の和:1652

約数の個数: 64

約数和(自身を含む): 173813760

約数和(自身を除く): 106677320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1471, 1630, 2282, 2942, 3260, 4564, 5705, 5884, 6520, 7355, 9128, 10297, 11410, 11768, 14710, 20594, 22820, 29420, 41188, 45640, 51485, 58840, 82376, 102970, 205940, 239773, 411880, 479546, 959092, 1198865, 1678411, 1918184, 2397730, 3356822, 4795460, 6713644, 8392055, 9590920, 13427288, 16784110, 33568220, 67136440]

約数ペア:

[(1, 67136440), (2, 33568220), (4, 16784110), (5, 13427288), (7, 9590920), (8, 8392055), (10, 6713644), (14, 4795460), (20, 3356822), (28, 2397730), (35, 1918184), (40, 1678411), (56, 1198865), (70, 959092), (140, 479546), (163, 411880), (280, 239773), (326, 205940), (652, 102970), (815, 82376), (1141, 58840), (1304, 51485), (1471, 45640), (1630, 41188), (2282, 29420), (2942, 22820), (3260, 20594), (4564, 14710), (5705, 11768), (5884, 11410), (6520, 10297), (7355, 9128)]