280816008

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{2423}}^1$

素因数の和:2882

約数の個数: 64

約数和(自身を含む): 767923200

約数和(自身を除く): 487107192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 439, 878, 1317, 1756, 2423, 2634, 3512, 4829, 4846, 5268, 7269, 9658, 9692, 10536, 14487, 14538, 19316, 19384, 26653, 28974, 29076, 38632, 53306, 57948, 58152, 79959, 106612, 115896, 159918, 213224, 319836, 639672, 1063697, 2127394, 3191091, 4254788, 6382182, 8509576, 11700667, 12764364, 23401334, 25528728, 35102001, 46802668, 70204002, 93605336, 140408004, 280816008]

約数ペア:

[(1, 280816008), (2, 140408004), (3, 93605336), (4, 70204002), (6, 46802668), (8, 35102001), (11, 25528728), (12, 23401334), (22, 12764364), (24, 11700667), (33, 8509576), (44, 6382182), (66, 4254788), (88, 3191091), (132, 2127394), (264, 1063697), (439, 639672), (878, 319836), (1317, 213224), (1756, 159918), (2423, 115896), (2634, 106612), (3512, 79959), (4829, 58152), (4846, 57948), (5268, 53306), (7269, 38632), (9658, 29076), (9692, 28974), (10536, 26653), (14487, 19384), (14538, 19316)]