200970840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{239251}}^1$

素因数の和:239272

約数の個数: 64

約数和(自身を含む): 689045760

約数和(自身を除く): 488074920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 239251, 478502, 717753, 957004, 1196255, 1435506, 1674757, 1914008, 2392510, 2871012, 3349514, 3588765, 4785020, 5024271, 5742024, 6699028, 7177530, 8373785, 9570040, 10048542, 13398056, 14355060, 16747570, 20097084, 25121355, 28710120, 33495140, 40194168, 50242710, 66990280, 100485420, 200970840]

約数ペア:

[(1, 200970840), (2, 100485420), (3, 66990280), (4, 50242710), (5, 40194168), (6, 33495140), (7, 28710120), (8, 25121355), (10, 20097084), (12, 16747570), (14, 14355060), (15, 13398056), (20, 10048542), (21, 9570040), (24, 8373785), (28, 7177530), (30, 6699028), (35, 5742024), (40, 5024271), (42, 4785020), (56, 3588765), (60, 3349514), (70, 2871012), (84, 2392510), (105, 1914008), (120, 1674757), (140, 1435506), (168, 1196255), (210, 957004), (280, 717753), (420, 478502), (840, 239251)]