12280160

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 31352832

約数和(自身を除く): 19072672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 47, 71, 80, 92, 94, 115, 142, 160, 184, 188, 230, 235, 284, 355, 368, 376, 460, 470, 568, 710, 736, 752, 920, 940, 1081, 1136, 1420, 1504, 1633, 1840, 1880, 2162, 2272, 2840, 3266, 3337, 3680, 3760, 4324, 5405, 5680, 6532, 6674, 7520, 8165, 8648, 10810, 11360, 13064, 13348, 16330, 16685, 17296, 21620, 26128, 26696, 32660, 33370, 34592, 43240, 52256, 53392, 65320, 66740, 76751, 86480, 106784, 130640, 133480, 153502, 172960, 261280, 266960, 307004, 383755, 533920, 614008, 767510, 1228016, 1535020, 2456032, 3070040, 6140080, 12280160]

約数ペア:

[(1, 12280160), (2, 6140080), (4, 3070040), (5, 2456032), (8, 1535020), (10, 1228016), (16, 767510), (20, 614008), (23, 533920), (32, 383755), (40, 307004), (46, 266960), (47, 261280), (71, 172960), (80, 153502), (92, 133480), (94, 130640), (115, 106784), (142, 86480), (160, 76751), (184, 66740), (188, 65320), (230, 53392), (235, 52256), (284, 43240), (355, 34592), (368, 33370), (376, 32660), (460, 26696), (470, 26128), (568, 21620), (710, 17296), (736, 16685), (752, 16330), (920, 13348), (940, 13064), (1081, 11360), (1136, 10810), (1420, 8648), (1504, 8165), (1633, 7520), (1840, 6674), (1880, 6532), (2162, 5680), (2272, 5405), (2840, 4324), (3266, 3760), (3337, 3680)]