178533456

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 490557888

約数和(自身を除く): 312024432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 331, 408, 661, 662, 816, 993, 1322, 1324, 1983, 1986, 2644, 2648, 3966, 3972, 5288, 5296, 5627, 7932, 7944, 10576, 11237, 11254, 15864, 15888, 16881, 22474, 22508, 31728, 33711, 33762, 44948, 45016, 67422, 67524, 89896, 90032, 134844, 135048, 179792, 218791, 269688, 270096, 437582, 539376, 656373, 875164, 1312746, 1750328, 2625492, 3500656, 3719447, 5250984, 7438894, 10501968, 11158341, 14877788, 22316682, 29755576, 44633364, 59511152, 89266728, 178533456]

約数ペア:

[(1, 178533456), (2, 89266728), (3, 59511152), (4, 44633364), (6, 29755576), (8, 22316682), (12, 14877788), (16, 11158341), (17, 10501968), (24, 7438894), (34, 5250984), (48, 3719447), (51, 3500656), (68, 2625492), (102, 1750328), (136, 1312746), (204, 875164), (272, 656373), (331, 539376), (408, 437582), (661, 270096), (662, 269688), (816, 218791), (993, 179792), (1322, 135048), (1324, 134844), (1983, 90032), (1986, 89896), (2644, 67524), (2648, 67422), (3966, 45016), (3972, 44948), (5288, 33762), (5296, 33711), (5627, 31728), (7932, 22508), (7944, 22474), (10576, 16881), (11237, 15888), (11254, 15864)]