78293760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20389}}^1$

素因数の和:20413

約数の個数: 72

約数和(自身を含む): 250062960

約数和(自身を除く): 171769200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 20389, 40778, 61167, 81556, 101945, 122334, 163112, 203890, 244668, 305835, 326224, 407780, 489336, 611670, 652448, 815560, 978672, 1223340, 1304896, 1631120, 1957344, 2446680, 2609792, 3262240, 3914688, 4893360, 5219584, 6524480, 7829376, 9786720, 13048960, 15658752, 19573440, 26097920, 39146880, 78293760]

約数ペア:

[(1, 78293760), (2, 39146880), (3, 26097920), (4, 19573440), (5, 15658752), (6, 13048960), (8, 9786720), (10, 7829376), (12, 6524480), (15, 5219584), (16, 4893360), (20, 3914688), (24, 3262240), (30, 2609792), (32, 2446680), (40, 1957344), (48, 1631120), (60, 1304896), (64, 1223340), (80, 978672), (96, 815560), (120, 652448), (128, 611670), (160, 489336), (192, 407780), (240, 326224), (256, 305835), (320, 244668), (384, 203890), (480, 163112), (640, 122334), (768, 101945), (960, 81556), (1280, 61167), (1920, 40778), (3840, 20389)]