427372280

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 975931200

約数和(自身を除く): 548558920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 173, 302, 346, 409, 604, 692, 755, 818, 865, 1208, 1384, 1510, 1636, 1730, 2045, 3020, 3272, 3460, 4090, 6040, 6920, 8180, 16360, 26123, 52246, 61759, 70757, 104492, 123518, 130615, 141514, 208984, 247036, 261230, 283028, 308795, 353785, 494072, 522460, 566056, 617590, 707570, 1044920, 1235180, 1415140, 2470360, 2830280, 10684307, 21368614, 42737228, 53421535, 85474456, 106843070, 213686140, 427372280]

約数ペア:

[(1, 427372280), (2, 213686140), (4, 106843070), (5, 85474456), (8, 53421535), (10, 42737228), (20, 21368614), (40, 10684307), (151, 2830280), (173, 2470360), (302, 1415140), (346, 1235180), (409, 1044920), (604, 707570), (692, 617590), (755, 566056), (818, 522460), (865, 494072), (1208, 353785), (1384, 308795), (1510, 283028), (1636, 261230), (1730, 247036), (2045, 208984), (3020, 141514), (3272, 130615), (3460, 123518), (4090, 104492), (6040, 70757), (6920, 61759), (8180, 52246), (16360, 26123)]