196702020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{121421}}^1$

素因数の和:121442

約数の個数: 60

約数和(自身を含む): 617066604

約数和(自身を除く): 420364584

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, 121421, 242842, 364263, 485684, 607105, 728526, 1092789, 1214210, 1457052, 1821315, 2185578, 2428420, 3278367, 3642630, 4371156, 5463945, 6556734, 7285260, 9835101, 10927890, 13113468, 16391835, 19670202, 21855780, 32783670, 39340404, 49175505, 65567340, 98351010, 196702020]

約数ペア:

[(1, 196702020), (2, 98351010), (3, 65567340), (4, 49175505), (5, 39340404), (6, 32783670), (9, 21855780), (10, 19670202), (12, 16391835), (15, 13113468), (18, 10927890), (20, 9835101), (27, 7285260), (30, 6556734), (36, 5463945), (45, 4371156), (54, 3642630), (60, 3278367), (81, 2428420), (90, 2185578), (108, 1821315), (135, 1457052), (162, 1214210), (180, 1092789), (270, 728526), (324, 607105), (405, 485684), (540, 364263), (810, 242842), (1620, 121421)]