231645492

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 672672000

約数和(自身を除く): 441026508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 109, 114, 117, 156, 171, 218, 228, 234, 239, 247, 327, 342, 436, 468, 478, 494, 654, 684, 717, 741, 956, 981, 988, 1308, 1417, 1434, 1482, 1962, 2071, 2151, 2223, 2834, 2868, 2964, 3107, 3924, 4142, 4251, 4302, 4446, 4541, 5668, 6213, 6214, 8284, 8502, 8604, 8892, 9082, 9321, 12426, 12428, 12753, 13623, 17004, 18164, 18639, 18642, 24852, 25506, 26051, 26923, 27246, 27963, 37278, 37284, 40869, 51012, 52102, 53846, 54492, 55926, 59033, 74556, 78153, 80769, 81738, 104204, 107692, 111852, 118066, 156306, 161538, 163476, 177099, 234459, 236132, 242307, 312612, 323076, 338663, 354198, 468918, 484614, 494969, 531297, 677326, 708396, 937836, 969228, 989938, 1015989, 1062594, 1354652, 1484907, 1979876, 2031978, 2125188, 2969814, 3047967, 4063956, 4454721, 5939628, 6095934, 6434597, 8909442, 12191868, 12869194, 17818884, 19303791, 25738388, 38607582, 57911373, 77215164, 115822746, 231645492]

約数ペア:

[(1, 231645492), (2, 115822746), (3, 77215164), (4, 57911373), (6, 38607582), (9, 25738388), (12, 19303791), (13, 17818884), (18, 12869194), (19, 12191868), (26, 8909442), (36, 6434597), (38, 6095934), (39, 5939628), (52, 4454721), (57, 4063956), (76, 3047967), (78, 2969814), (109, 2125188), (114, 2031978), (117, 1979876), (156, 1484907), (171, 1354652), (218, 1062594), (228, 1015989), (234, 989938), (239, 969228), (247, 937836), (327, 708396), (342, 677326), (436, 531297), (468, 494969), (478, 484614), (494, 468918), (654, 354198), (684, 338663), (717, 323076), (741, 312612), (956, 242307), (981, 236132), (988, 234459), (1308, 177099), (1417, 163476), (1434, 161538), (1482, 156306), (1962, 118066), (2071, 111852), (2151, 107692), (2223, 104204), (2834, 81738), (2868, 80769), (2964, 78153), (3107, 74556), (3924, 59033), (4142, 55926), (4251, 54492), (4302, 53846), (4446, 52102), (4541, 51012), (5668, 40869), (6213, 37284), (6214, 37278), (8284, 27963), (8502, 27246), (8604, 26923), (8892, 26051), (9082, 25506), (9321, 24852), (12426, 18642), (12428, 18639), (12753, 18164), (13623, 17004)]