79898880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20807}}^1$

素因数の和:20831

約数の個数: 72

約数和(自身を含む): 255189312

約数和(自身を除く): 175290432

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, 20807, 41614, 62421, 83228, 104035, 124842, 166456, 208070, 249684, 312105, 332912, 416140, 499368, 624210, 665824, 832280, 998736, 1248420, 1331648, 1664560, 1997472, 2496840, 2663296, 3329120, 3994944, 4993680, 5326592, 6658240, 7989888, 9987360, 13316480, 15979776, 19974720, 26632960, 39949440, 79898880]

約数ペア:

[(1, 79898880), (2, 39949440), (3, 26632960), (4, 19974720), (5, 15979776), (6, 13316480), (8, 9987360), (10, 7989888), (12, 6658240), (15, 5326592), (16, 4993680), (20, 3994944), (24, 3329120), (30, 2663296), (32, 2496840), (40, 1997472), (48, 1664560), (60, 1331648), (64, 1248420), (80, 998736), (96, 832280), (120, 665824), (128, 624210), (160, 499368), (192, 416140), (240, 332912), (256, 312105), (320, 249684), (384, 208070), (480, 166456), (640, 124842), (768, 104035), (960, 83228), (1280, 62421), (1920, 41614), (3840, 20807)]