29960720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:912

約数の個数: 80

約数和(自身を含む): 76602240

約数和(自身を除く): 46641520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 857, 874, 920, 1520, 1714, 1748, 1840, 2185, 3428, 3496, 4285, 4370, 6856, 6992, 8570, 8740, 13712, 16283, 17140, 17480, 19711, 32566, 34280, 34960, 39422, 65132, 68560, 78844, 81415, 98555, 130264, 157688, 162830, 197110, 260528, 315376, 325660, 374509, 394220, 651320, 749018, 788440, 1302640, 1498036, 1576880, 1872545, 2996072, 3745090, 5992144, 7490180, 14980360, 29960720]

約数ペア:

[(1, 29960720), (2, 14980360), (4, 7490180), (5, 5992144), (8, 3745090), (10, 2996072), (16, 1872545), (19, 1576880), (20, 1498036), (23, 1302640), (38, 788440), (40, 749018), (46, 651320), (76, 394220), (80, 374509), (92, 325660), (95, 315376), (115, 260528), (152, 197110), (184, 162830), (190, 157688), (230, 130264), (304, 98555), (368, 81415), (380, 78844), (437, 68560), (460, 65132), (760, 39422), (857, 34960), (874, 34280), (920, 32566), (1520, 19711), (1714, 17480), (1748, 17140), (1840, 16283), (2185, 13712), (3428, 8740), (3496, 8570), (4285, 6992), (4370, 6856)]