279680

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:61

約数の個数: 64

約数和(自身を含む): 734400

約数和(自身を除く): 454720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 230, 304, 320, 368, 380, 437, 460, 608, 640, 736, 760, 874, 920, 1216, 1472, 1520, 1748, 1840, 2185, 2432, 2944, 3040, 3496, 3680, 4370, 6080, 6992, 7360, 8740, 12160, 13984, 14720, 17480, 27968, 34960, 55936, 69920, 139840, 279680]

約数ペア:

[(1, 279680), (2, 139840), (4, 69920), (5, 55936), (8, 34960), (10, 27968), (16, 17480), (19, 14720), (20, 13984), (23, 12160), (32, 8740), (38, 7360), (40, 6992), (46, 6080), (64, 4370), (76, 3680), (80, 3496), (92, 3040), (95, 2944), (115, 2432), (128, 2185), (152, 1840), (160, 1748), (184, 1520), (190, 1472), (230, 1216), (304, 920), (320, 874), (368, 760), (380, 736), (437, 640), (460, 608)]