255909168

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1211

約数の個数: 120

約数和(自身を含む): 753326288

約数和(自身を除く): 497417120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 43, 48, 72, 74, 86, 111, 129, 144, 148, 172, 222, 258, 296, 333, 344, 387, 444, 516, 592, 666, 688, 774, 888, 1032, 1117, 1332, 1548, 1591, 1776, 2064, 2234, 2664, 3096, 3182, 3351, 4468, 4773, 5328, 6192, 6364, 6702, 8936, 9546, 10053, 12728, 13404, 14319, 17872, 19092, 20106, 25456, 26808, 28638, 38184, 40212, 41329, 48031, 53616, 57276, 76368, 80424, 82658, 96062, 114552, 123987, 144093, 160848, 165316, 192124, 229104, 247974, 288186, 330632, 371961, 384248, 432279, 495948, 576372, 661264, 743922, 768496, 864558, 991896, 1152744, 1487844, 1729116, 1777147, 1983792, 2305488, 2975688, 3458232, 3554294, 5331441, 5951376, 6916464, 7108588, 10662882, 14217176, 15994323, 21325764, 28434352, 31988646, 42651528, 63977292, 85303056, 127954584, 255909168]

約数ペア:

[(1, 255909168), (2, 127954584), (3, 85303056), (4, 63977292), (6, 42651528), (8, 31988646), (9, 28434352), (12, 21325764), (16, 15994323), (18, 14217176), (24, 10662882), (36, 7108588), (37, 6916464), (43, 5951376), (48, 5331441), (72, 3554294), (74, 3458232), (86, 2975688), (111, 2305488), (129, 1983792), (144, 1777147), (148, 1729116), (172, 1487844), (222, 1152744), (258, 991896), (296, 864558), (333, 768496), (344, 743922), (387, 661264), (444, 576372), (516, 495948), (592, 432279), (666, 384248), (688, 371961), (774, 330632), (888, 288186), (1032, 247974), (1117, 229104), (1332, 192124), (1548, 165316), (1591, 160848), (1776, 144093), (2064, 123987), (2234, 114552), (2664, 96062), (3096, 82658), (3182, 80424), (3351, 76368), (4468, 57276), (4773, 53616), (5328, 48031), (6192, 41329), (6364, 40212), (6702, 38184), (8936, 28638), (9546, 26808), (10053, 25456), (12728, 20106), (13404, 19092), (14319, 17872)]