8871680

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 22075200

約数和(自身を除く): 13203520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 239, 256, 290, 320, 464, 478, 580, 640, 928, 956, 1160, 1195, 1280, 1856, 1912, 2320, 2390, 3712, 3824, 4640, 4780, 6931, 7424, 7648, 9280, 9560, 13862, 15296, 18560, 19120, 27724, 30592, 34655, 37120, 38240, 55448, 61184, 69310, 76480, 110896, 138620, 152960, 221792, 277240, 305920, 443584, 554480, 887168, 1108960, 1774336, 2217920, 4435840, 8871680]

約数ペア:

[(1, 8871680), (2, 4435840), (4, 2217920), (5, 1774336), (8, 1108960), (10, 887168), (16, 554480), (20, 443584), (29, 305920), (32, 277240), (40, 221792), (58, 152960), (64, 138620), (80, 110896), (116, 76480), (128, 69310), (145, 61184), (160, 55448), (232, 38240), (239, 37120), (256, 34655), (290, 30592), (320, 27724), (464, 19120), (478, 18560), (580, 15296), (640, 13862), (928, 9560), (956, 9280), (1160, 7648), (1195, 7424), (1280, 6931), (1856, 4780), (1912, 4640), (2320, 3824), (2390, 3712)]