138357465980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1\times {\mathrm{151009}}^1$

素因数の和:151830

約数の個数: 48

約数和(自身を含む): 295708990080

約数和(自身を除く): 157351524100

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 751, 1220, 1502, 3004, 3755, 7510, 15020, 45811, 91622, 151009, 183244, 229055, 302018, 458110, 604036, 755045, 916220, 1510090, 3020180, 9211549, 18423098, 36846196, 46057745, 92115490, 113407759, 184230980, 226815518, 453631036, 567038795, 1134077590, 2268155180, 6917873299, 13835746598, 27671493196, 34589366495, 69178732990, 138357465980]

約数ペア:

[(1, 138357465980), (2, 69178732990), (4, 34589366495), (5, 27671493196), (10, 13835746598), (20, 6917873299), (61, 2268155180), (122, 1134077590), (244, 567038795), (305, 453631036), (610, 226815518), (751, 184230980), (1220, 113407759), (1502, 92115490), (3004, 46057745), (3755, 36846196), (7510, 18423098), (15020, 9211549), (45811, 3020180), (91622, 1510090), (151009, 916220), (183244, 755045), (229055, 604036), (302018, 458110)]