216991476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1061}}^1$

素因数の和:1126

約数の個数: 144

約数和(自身を含む): 649434240

約数和(自身を除く): 432442764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 23, 26, 36, 38, 39, 46, 52, 57, 69, 76, 78, 92, 114, 117, 138, 156, 171, 207, 228, 234, 247, 276, 299, 342, 414, 437, 468, 494, 598, 684, 741, 828, 874, 897, 988, 1061, 1196, 1311, 1482, 1748, 1794, 2122, 2223, 2622, 2691, 2964, 3183, 3588, 3933, 4244, 4446, 5244, 5382, 5681, 6366, 7866, 8892, 9549, 10764, 11362, 12732, 13793, 15732, 17043, 19098, 20159, 22724, 24403, 27586, 34086, 38196, 40318, 41379, 48806, 51129, 55172, 60477, 68172, 73209, 80636, 82758, 97612, 102258, 120954, 124137, 146418, 165516, 181431, 204516, 219627, 241908, 248274, 262067, 292836, 317239, 362862, 439254, 463657, 496548, 524134, 634478, 725724, 786201, 878508, 927314, 951717, 1048268, 1268956, 1390971, 1572402, 1854628, 1903434, 2358603, 2781942, 2855151, 3144804, 3806868, 4172913, 4717206, 5563884, 5710302, 6027541, 8345826, 9434412, 11420604, 12055082, 16691652, 18082623, 24110164, 36165246, 54247869, 72330492, 108495738, 216991476]

約数ペア:

[(1, 216991476), (2, 108495738), (3, 72330492), (4, 54247869), (6, 36165246), (9, 24110164), (12, 18082623), (13, 16691652), (18, 12055082), (19, 11420604), (23, 9434412), (26, 8345826), (36, 6027541), (38, 5710302), (39, 5563884), (46, 4717206), (52, 4172913), (57, 3806868), (69, 3144804), (76, 2855151), (78, 2781942), (92, 2358603), (114, 1903434), (117, 1854628), (138, 1572402), (156, 1390971), (171, 1268956), (207, 1048268), (228, 951717), (234, 927314), (247, 878508), (276, 786201), (299, 725724), (342, 634478), (414, 524134), (437, 496548), (468, 463657), (494, 439254), (598, 362862), (684, 317239), (741, 292836), (828, 262067), (874, 248274), (897, 241908), (988, 219627), (1061, 204516), (1196, 181431), (1311, 165516), (1482, 146418), (1748, 124137), (1794, 120954), (2122, 102258), (2223, 97612), (2622, 82758), (2691, 80636), (2964, 73209), (3183, 68172), (3588, 60477), (3933, 55172), (4244, 51129), (4446, 48806), (5244, 41379), (5382, 40318), (5681, 38196), (6366, 34086), (7866, 27586), (8892, 24403), (9549, 22724), (10764, 20159), (11362, 19098), (12732, 17043), (13793, 15732)]