402002160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{239287}}^1$

素因数の和:239310

約数の個数: 80

約数和(自身を含む): 1424242176

約数和(自身を除く): 1022240016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 239287, 478574, 717861, 957148, 1196435, 1435722, 1675009, 1914296, 2392870, 2871444, 3350018, 3589305, 3828592, 4785740, 5025027, 5742888, 6700036, 7178610, 8375045, 9571480, 10050054, 11485776, 13400072, 14357220, 16750090, 19142960, 20100108, 25125135, 26800144, 28714440, 33500180, 40200216, 50250270, 57428880, 67000360, 80400432, 100500540, 134000720, 201001080, 402002160]

約数ペア:

[(1, 402002160), (2, 201001080), (3, 134000720), (4, 100500540), (5, 80400432), (6, 67000360), (7, 57428880), (8, 50250270), (10, 40200216), (12, 33500180), (14, 28714440), (15, 26800144), (16, 25125135), (20, 20100108), (21, 19142960), (24, 16750090), (28, 14357220), (30, 13400072), (35, 11485776), (40, 10050054), (42, 9571480), (48, 8375045), (56, 7178610), (60, 6700036), (70, 5742888), (80, 5025027), (84, 4785740), (105, 3828592), (112, 3589305), (120, 3350018), (140, 2871444), (168, 2392870), (210, 1914296), (240, 1675009), (280, 1435722), (336, 1196435), (420, 957148), (560, 717861), (840, 478574), (1680, 239287)]