287977648

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 656815104

約数和(自身を除く): 368837456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 227, 241, 329, 376, 454, 482, 658, 752, 908, 964, 1316, 1589, 1687, 1816, 1928, 2632, 3178, 3374, 3632, 3856, 5264, 6356, 6748, 10669, 11327, 12712, 13496, 21338, 22654, 25424, 26992, 42676, 45308, 54707, 74683, 79289, 85352, 90616, 109414, 149366, 158578, 170704, 181232, 218828, 298732, 317156, 382949, 437656, 597464, 634312, 765898, 875312, 1194928, 1268624, 1531796, 2571229, 3063592, 5142458, 6127184, 10284916, 17998603, 20569832, 35997206, 41139664, 71994412, 143988824, 287977648]

約数ペア:

[(1, 287977648), (2, 143988824), (4, 71994412), (7, 41139664), (8, 35997206), (14, 20569832), (16, 17998603), (28, 10284916), (47, 6127184), (56, 5142458), (94, 3063592), (112, 2571229), (188, 1531796), (227, 1268624), (241, 1194928), (329, 875312), (376, 765898), (454, 634312), (482, 597464), (658, 437656), (752, 382949), (908, 317156), (964, 298732), (1316, 218828), (1589, 181232), (1687, 170704), (1816, 158578), (1928, 149366), (2632, 109414), (3178, 90616), (3374, 85352), (3632, 79289), (3856, 74683), (5264, 54707), (6356, 45308), (6748, 42676), (10669, 26992), (11327, 25424), (12712, 22654), (13496, 21338)]