251019840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 168

約数和(自身を含む): 823398912

約数和(自身を除く): 572379072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 148, 160, 185, 191, 192, 222, 240, 296, 320, 370, 382, 444, 480, 555, 573, 592, 740, 764, 888, 955, 960, 1110, 1146, 1184, 1369, 1480, 1528, 1776, 1910, 2220, 2292, 2368, 2738, 2865, 2960, 3056, 3552, 3820, 4107, 4440, 4584, 5476, 5730, 5920, 6112, 6845, 7067, 7104, 7640, 8214, 8880, 9168, 10952, 11460, 11840, 12224, 13690, 14134, 15280, 16428, 17760, 18336, 20535, 21201, 21904, 22920, 27380, 28268, 30560, 32856, 35335, 35520, 36672, 41070, 42402, 43808, 45840, 54760, 56536, 61120, 65712, 70670, 82140, 84804, 87616, 91680, 106005, 109520, 113072, 131424, 141340, 164280, 169608, 183360, 212010, 219040, 226144, 261479, 262848, 282680, 328560, 339216, 424020, 438080, 452288, 522958, 565360, 657120, 678432, 784437, 848040, 1045916, 1130720, 1307395, 1314240, 1356864, 1568874, 1696080, 2091832, 2261440, 2614790, 3137748, 3392160, 3922185, 4183664, 5229580, 6275496, 6784320, 7844370, 8367328, 10459160, 12550992, 15688740, 16734656, 20918320, 25101984, 31377480, 41836640, 50203968, 62754960, 83673280, 125509920, 251019840]

約数ペア:

[(1, 251019840), (2, 125509920), (3, 83673280), (4, 62754960), (5, 50203968), (6, 41836640), (8, 31377480), (10, 25101984), (12, 20918320), (15, 16734656), (16, 15688740), (20, 12550992), (24, 10459160), (30, 8367328), (32, 7844370), (37, 6784320), (40, 6275496), (48, 5229580), (60, 4183664), (64, 3922185), (74, 3392160), (80, 3137748), (96, 2614790), (111, 2261440), (120, 2091832), (148, 1696080), (160, 1568874), (185, 1356864), (191, 1314240), (192, 1307395), (222, 1130720), (240, 1045916), (296, 848040), (320, 784437), (370, 678432), (382, 657120), (444, 565360), (480, 522958), (555, 452288), (573, 438080), (592, 424020), (740, 339216), (764, 328560), (888, 282680), (955, 262848), (960, 261479), (1110, 226144), (1146, 219040), (1184, 212010), (1369, 183360), (1480, 169608), (1528, 164280), (1776, 141340), (1910, 131424), (2220, 113072), (2292, 109520), (2368, 106005), (2738, 91680), (2865, 87616), (2960, 84804), (3056, 82140), (3552, 70670), (3820, 65712), (4107, 61120), (4440, 56536), (4584, 54760), (5476, 45840), (5730, 43808), (5920, 42402), (6112, 41070), (6845, 36672), (7067, 35520), (7104, 35335), (7640, 32856), (8214, 30560), (8880, 28268), (9168, 27380), (10952, 22920), (11460, 21904), (11840, 21201), (12224, 20535), (13690, 18336), (14134, 17760), (15280, 16428)]