158990720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1543}}^1$

素因数の和:1592

約数の個数: 128

約数和(自身を含む): 453565440

約数和(自身を除く): 294574720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 805, 896, 920, 1120, 1288, 1472, 1543, 1610, 1840, 2240, 2576, 2944, 3086, 3220, 3680, 4480, 5152, 6172, 6440, 7360, 7715, 10304, 10801, 12344, 12880, 14720, 15430, 20608, 21602, 24688, 25760, 30860, 35489, 43204, 49376, 51520, 54005, 61720, 70978, 86408, 98752, 103040, 108010, 123440, 141956, 172816, 177445, 197504, 216020, 246880, 248423, 283912, 345632, 354890, 432040, 493760, 496846, 567824, 691264, 709780, 864080, 987520, 993692, 1135648, 1242115, 1382528, 1419560, 1728160, 1987384, 2271296, 2484230, 2839120, 3456320, 3974768, 4542592, 4968460, 5678240, 6912640, 7949536, 9936920, 11356480, 15899072, 19873840, 22712960, 31798144, 39747680, 79495360, 158990720]

約数ペア:

[(1, 158990720), (2, 79495360), (4, 39747680), (5, 31798144), (7, 22712960), (8, 19873840), (10, 15899072), (14, 11356480), (16, 9936920), (20, 7949536), (23, 6912640), (28, 5678240), (32, 4968460), (35, 4542592), (40, 3974768), (46, 3456320), (56, 2839120), (64, 2484230), (70, 2271296), (80, 1987384), (92, 1728160), (112, 1419560), (115, 1382528), (128, 1242115), (140, 1135648), (160, 993692), (161, 987520), (184, 864080), (224, 709780), (230, 691264), (280, 567824), (320, 496846), (322, 493760), (368, 432040), (448, 354890), (460, 345632), (560, 283912), (640, 248423), (644, 246880), (736, 216020), (805, 197504), (896, 177445), (920, 172816), (1120, 141956), (1288, 123440), (1472, 108010), (1543, 103040), (1610, 98752), (1840, 86408), (2240, 70978), (2576, 61720), (2944, 54005), (3086, 51520), (3220, 49376), (3680, 43204), (4480, 35489), (5152, 30860), (6172, 25760), (6440, 24688), (7360, 21602), (7715, 20608), (10304, 15430), (10801, 14720), (12344, 12880)]