990151728

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1\times {\mathrm{617}}^1$

素因数の和:1194

約数の個数: 80

約数和(自身を含む): 2605488000

約数和(自身を除く): 1615336272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 499, 536, 617, 804, 998, 1072, 1234, 1497, 1608, 1851, 1996, 2468, 2994, 3216, 3702, 3992, 4936, 5988, 7404, 7984, 9872, 11976, 14808, 23952, 29616, 33433, 41339, 66866, 82678, 100299, 124017, 133732, 165356, 200598, 248034, 267464, 307883, 330712, 401196, 496068, 534928, 615766, 661424, 802392, 923649, 992136, 1231532, 1604784, 1847298, 1984272, 2463064, 3694596, 4926128, 7389192, 14778384, 20628161, 41256322, 61884483, 82512644, 123768966, 165025288, 247537932, 330050576, 495075864, 990151728]

約数ペア:

[(1, 990151728), (2, 495075864), (3, 330050576), (4, 247537932), (6, 165025288), (8, 123768966), (12, 82512644), (16, 61884483), (24, 41256322), (48, 20628161), (67, 14778384), (134, 7389192), (201, 4926128), (268, 3694596), (402, 2463064), (499, 1984272), (536, 1847298), (617, 1604784), (804, 1231532), (998, 992136), (1072, 923649), (1234, 802392), (1497, 661424), (1608, 615766), (1851, 534928), (1996, 496068), (2468, 401196), (2994, 330712), (3216, 307883), (3702, 267464), (3992, 248034), (4936, 200598), (5988, 165356), (7404, 133732), (7984, 124017), (9872, 100299), (11976, 82678), (14808, 66866), (23952, 41339), (29616, 33433)]