90106020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{55621}}^1$

素因数の和:55642

約数の個数: 60

約数和(自身を含む): 282671004

約数和(自身を除く): 192564984

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 55621, 111242, 166863, 222484, 278105, 333726, 500589, 556210, 667452, 834315, 1001178, 1112420, 1501767, 1668630, 2002356, 2502945, 3003534, 3337260, 4505301, 5005890, 6007068, 7508835, 9010602, 10011780, 15017670, 18021204, 22526505, 30035340, 45053010, 90106020]

約数ペア:

[(1, 90106020), (2, 45053010), (3, 30035340), (4, 22526505), (5, 18021204), (6, 15017670), (9, 10011780), (10, 9010602), (12, 7508835), (15, 6007068), (18, 5005890), (20, 4505301), (27, 3337260), (30, 3003534), (36, 2502945), (45, 2002356), (54, 1668630), (60, 1501767), (81, 1112420), (90, 1001178), (108, 834315), (135, 667452), (162, 556210), (180, 500589), (270, 333726), (324, 278105), (405, 222484), (540, 166863), (810, 111242), (1620, 55621)]