208619152

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 477719424

約数和(自身を除く): 269100272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 181, 251, 287, 328, 362, 502, 574, 656, 724, 1004, 1148, 1267, 1448, 1757, 2008, 2296, 2534, 2896, 3514, 4016, 4592, 5068, 7028, 7421, 10136, 10291, 14056, 14842, 20272, 20582, 28112, 29684, 41164, 45431, 51947, 59368, 72037, 82328, 90862, 103894, 118736, 144074, 164656, 181724, 207788, 288148, 318017, 363448, 415576, 576296, 636034, 726896, 831152, 1152592, 1272068, 1862671, 2544136, 3725342, 5088272, 7450684, 13038697, 14901368, 26077394, 29802736, 52154788, 104309576, 208619152]

約数ペア:

[(1, 208619152), (2, 104309576), (4, 52154788), (7, 29802736), (8, 26077394), (14, 14901368), (16, 13038697), (28, 7450684), (41, 5088272), (56, 3725342), (82, 2544136), (112, 1862671), (164, 1272068), (181, 1152592), (251, 831152), (287, 726896), (328, 636034), (362, 576296), (502, 415576), (574, 363448), (656, 318017), (724, 288148), (1004, 207788), (1148, 181724), (1267, 164656), (1448, 144074), (1757, 118736), (2008, 103894), (2296, 90862), (2534, 82328), (2896, 72037), (3514, 59368), (4016, 51947), (4592, 45431), (5068, 41164), (7028, 29684), (7421, 28112), (10136, 20582), (10291, 20272), (14056, 14842)]