121173760

素因数分解:

$2^8\times 5^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 292790736

約数和(自身を除く): 171616976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 256, 274, 320, 548, 640, 685, 691, 1096, 1280, 1370, 1382, 2192, 2740, 2764, 3455, 4384, 5480, 5528, 6910, 8768, 10960, 11056, 13820, 17536, 21920, 22112, 27640, 35072, 43840, 44224, 55280, 87680, 88448, 94667, 110560, 175360, 176896, 189334, 221120, 378668, 442240, 473335, 757336, 884480, 946670, 1514672, 1893340, 3029344, 3786680, 6058688, 7573360, 12117376, 15146720, 24234752, 30293440, 60586880, 121173760]

約数ペア:

[(1, 121173760), (2, 60586880), (4, 30293440), (5, 24234752), (8, 15146720), (10, 12117376), (16, 7573360), (20, 6058688), (32, 3786680), (40, 3029344), (64, 1893340), (80, 1514672), (128, 946670), (137, 884480), (160, 757336), (256, 473335), (274, 442240), (320, 378668), (548, 221120), (640, 189334), (685, 176896), (691, 175360), (1096, 110560), (1280, 94667), (1370, 88448), (1382, 87680), (2192, 55280), (2740, 44224), (2764, 43840), (3455, 35072), (4384, 27640), (5480, 22112), (5528, 21920), (6910, 17536), (8768, 13820), (10960, 11056)]