8091160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 128

約数和(自身を含む): 23639040

約数和(自身を除く): 15547880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 71, 74, 77, 88, 110, 140, 142, 148, 154, 185, 220, 259, 280, 284, 296, 308, 355, 370, 385, 407, 440, 497, 518, 568, 616, 710, 740, 770, 781, 814, 994, 1036, 1295, 1420, 1480, 1540, 1562, 1628, 1988, 2035, 2072, 2485, 2590, 2627, 2840, 2849, 3080, 3124, 3256, 3905, 3976, 4070, 4970, 5180, 5254, 5467, 5698, 6248, 7810, 8140, 9940, 10360, 10508, 10934, 11396, 13135, 14245, 15620, 16280, 18389, 19880, 21016, 21868, 22792, 26270, 27335, 28490, 28897, 31240, 36778, 43736, 52540, 54670, 56980, 57794, 73556, 91945, 105080, 109340, 113960, 115588, 144485, 147112, 183890, 202279, 218680, 231176, 288970, 367780, 404558, 577940, 735560, 809116, 1011395, 1155880, 1618232, 2022790, 4045580, 8091160]

約数ペア:

[(1, 8091160), (2, 4045580), (4, 2022790), (5, 1618232), (7, 1155880), (8, 1011395), (10, 809116), (11, 735560), (14, 577940), (20, 404558), (22, 367780), (28, 288970), (35, 231176), (37, 218680), (40, 202279), (44, 183890), (55, 147112), (56, 144485), (70, 115588), (71, 113960), (74, 109340), (77, 105080), (88, 91945), (110, 73556), (140, 57794), (142, 56980), (148, 54670), (154, 52540), (185, 43736), (220, 36778), (259, 31240), (280, 28897), (284, 28490), (296, 27335), (308, 26270), (355, 22792), (370, 21868), (385, 21016), (407, 19880), (440, 18389), (497, 16280), (518, 15620), (568, 14245), (616, 13135), (710, 11396), (740, 10934), (770, 10508), (781, 10360), (814, 9940), (994, 8140), (1036, 7810), (1295, 6248), (1420, 5698), (1480, 5467), (1540, 5254), (1562, 5180), (1628, 4970), (1988, 4070), (2035, 3976), (2072, 3905), (2485, 3256), (2590, 3124), (2627, 3080), (2840, 2849)]