389419212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^2$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 1185847040

約数和(自身を除く): 796427828

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 137, 156, 182, 228, 247, 266, 273, 274, 364, 399, 411, 494, 532, 546, 548, 741, 798, 822, 959, 988, 1092, 1482, 1596, 1644, 1729, 1781, 1918, 2603, 2877, 2964, 3458, 3562, 3836, 5187, 5206, 5343, 5754, 6916, 7124, 7809, 10374, 10412, 10686, 11508, 12467, 15618, 18221, 18769, 20748, 21372, 24934, 31236, 33839, 36442, 37401, 37538, 49868, 54663, 56307, 67678, 72884, 74802, 75076, 101517, 109326, 112614, 131383, 135356, 149604, 203034, 218652, 225228, 236873, 243997, 262766, 356611, 394149, 406068, 473746, 487994, 525532, 710619, 713222, 731991, 788298, 947492, 975988, 1069833, 1421238, 1426444, 1463982, 1576596, 1707979, 2139666, 2496277, 2842476, 2927964, 3415958, 4279332, 4635943, 4992554, 5123937, 6831916, 7488831, 9271886, 9985108, 10247874, 13907829, 14977662, 18543772, 20495748, 27815658, 29955324, 32451601, 55631316, 64903202, 97354803, 129806404, 194709606, 389419212]

約数ペア:

[(1, 389419212), (2, 194709606), (3, 129806404), (4, 97354803), (6, 64903202), (7, 55631316), (12, 32451601), (13, 29955324), (14, 27815658), (19, 20495748), (21, 18543772), (26, 14977662), (28, 13907829), (38, 10247874), (39, 9985108), (42, 9271886), (52, 7488831), (57, 6831916), (76, 5123937), (78, 4992554), (84, 4635943), (91, 4279332), (114, 3415958), (133, 2927964), (137, 2842476), (156, 2496277), (182, 2139666), (228, 1707979), (247, 1576596), (266, 1463982), (273, 1426444), (274, 1421238), (364, 1069833), (399, 975988), (411, 947492), (494, 788298), (532, 731991), (546, 713222), (548, 710619), (741, 525532), (798, 487994), (822, 473746), (959, 406068), (988, 394149), (1092, 356611), (1482, 262766), (1596, 243997), (1644, 236873), (1729, 225228), (1781, 218652), (1918, 203034), (2603, 149604), (2877, 135356), (2964, 131383), (3458, 112614), (3562, 109326), (3836, 101517), (5187, 75076), (5206, 74802), (5343, 72884), (5754, 67678), (6916, 56307), (7124, 54663), (7809, 49868), (10374, 37538), (10412, 37401), (10686, 36442), (11508, 33839), (12467, 31236), (15618, 24934), (18221, 21372), (18769, 20748)]