286763840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2056

約数の個数: 112

約数和(自身を含む): 763487424

約数和(自身を除く): 476723584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 160, 164, 176, 205, 220, 320, 328, 352, 410, 440, 451, 656, 704, 820, 880, 902, 1312, 1640, 1760, 1804, 1987, 2255, 2624, 3280, 3520, 3608, 3974, 4510, 6560, 7216, 7948, 9020, 9935, 13120, 14432, 15896, 18040, 19870, 21857, 28864, 31792, 36080, 39740, 43714, 63584, 72160, 79480, 81467, 87428, 109285, 127168, 144320, 158960, 162934, 174856, 218570, 317920, 325868, 349712, 407335, 437140, 635840, 651736, 699424, 814670, 874280, 896137, 1303472, 1398848, 1629340, 1748560, 1792274, 2606944, 3258680, 3497120, 3584548, 4480685, 5213888, 6517360, 6994240, 7169096, 8961370, 13034720, 14338192, 17922740, 26069440, 28676384, 35845480, 57352768, 71690960, 143381920, 286763840]

約数ペア:

[(1, 286763840), (2, 143381920), (4, 71690960), (5, 57352768), (8, 35845480), (10, 28676384), (11, 26069440), (16, 17922740), (20, 14338192), (22, 13034720), (32, 8961370), (40, 7169096), (41, 6994240), (44, 6517360), (55, 5213888), (64, 4480685), (80, 3584548), (82, 3497120), (88, 3258680), (110, 2606944), (160, 1792274), (164, 1748560), (176, 1629340), (205, 1398848), (220, 1303472), (320, 896137), (328, 874280), (352, 814670), (410, 699424), (440, 651736), (451, 635840), (656, 437140), (704, 407335), (820, 349712), (880, 325868), (902, 317920), (1312, 218570), (1640, 174856), (1760, 162934), (1804, 158960), (1987, 144320), (2255, 127168), (2624, 109285), (3280, 87428), (3520, 81467), (3608, 79480), (3974, 72160), (4510, 63584), (6560, 43714), (7216, 39740), (7948, 36080), (9020, 31792), (9935, 28864), (13120, 21857), (14432, 19870), (15896, 18040)]