284905476

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1999}}^1$

素因数の和:2153

約数の個数: 72

約数和(自身を含む): 746928000

約数和(自身を除く): 462022524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 107, 111, 148, 214, 222, 321, 333, 428, 444, 642, 666, 963, 1284, 1332, 1926, 1999, 3852, 3959, 3998, 5997, 7918, 7996, 11877, 11994, 15836, 17991, 23754, 23988, 35631, 35982, 47508, 71262, 71964, 73963, 142524, 147926, 213893, 221889, 295852, 427786, 443778, 641679, 665667, 855572, 887556, 1283358, 1331334, 1925037, 2566716, 2662668, 3850074, 7700148, 7914041, 15828082, 23742123, 31656164, 47484246, 71226369, 94968492, 142452738, 284905476]

約数ペア:

[(1, 284905476), (2, 142452738), (3, 94968492), (4, 71226369), (6, 47484246), (9, 31656164), (12, 23742123), (18, 15828082), (36, 7914041), (37, 7700148), (74, 3850074), (107, 2662668), (111, 2566716), (148, 1925037), (214, 1331334), (222, 1283358), (321, 887556), (333, 855572), (428, 665667), (444, 641679), (642, 443778), (666, 427786), (963, 295852), (1284, 221889), (1332, 213893), (1926, 147926), (1999, 142524), (3852, 73963), (3959, 71964), (3998, 71262), (5997, 47508), (7918, 35982), (7996, 35631), (11877, 23988), (11994, 23754), (15836, 17991)]