400003320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{6959}}^1$

素因数の和:7452

約数の個数: 64

約数和(自身を含む): 1202688000

約数和(自身を除く): 802684680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 479, 958, 1437, 1916, 2395, 2874, 3832, 4790, 5748, 6959, 7185, 9580, 11496, 13918, 14370, 19160, 20877, 27836, 28740, 34795, 41754, 55672, 57480, 69590, 83508, 104385, 139180, 167016, 208770, 278360, 417540, 835080, 3333361, 6666722, 10000083, 13333444, 16666805, 20000166, 26666888, 33333610, 40000332, 50000415, 66667220, 80000664, 100000830, 133334440, 200001660, 400003320]

約数ペア:

[(1, 400003320), (2, 200001660), (3, 133334440), (4, 100000830), (5, 80000664), (6, 66667220), (8, 50000415), (10, 40000332), (12, 33333610), (15, 26666888), (20, 20000166), (24, 16666805), (30, 13333444), (40, 10000083), (60, 6666722), (120, 3333361), (479, 835080), (958, 417540), (1437, 278360), (1916, 208770), (2395, 167016), (2874, 139180), (3832, 104385), (4790, 83508), (5748, 69590), (6959, 57480), (7185, 55672), (9580, 41754), (11496, 34795), (13918, 28740), (14370, 27836), (19160, 20877)]