420101256

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:443

約数の個数: 128

約数和(自身を含む): 1146055680

約数和(自身を除く): 725954424

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 37, 46, 67, 69, 74, 92, 111, 134, 138, 148, 184, 201, 222, 268, 276, 296, 307, 402, 444, 536, 552, 614, 804, 851, 888, 921, 1228, 1541, 1608, 1702, 1842, 2456, 2479, 2553, 3082, 3404, 3684, 4623, 4958, 5106, 6164, 6808, 7061, 7368, 7437, 9246, 9916, 10212, 11359, 12328, 14122, 14874, 18492, 19832, 20424, 20569, 21183, 22718, 28244, 29748, 34077, 36984, 41138, 42366, 45436, 56488, 57017, 59496, 61707, 68154, 82276, 84732, 90872, 114034, 123414, 136308, 164552, 169464, 171051, 228068, 246828, 261257, 272616, 342102, 456136, 473087, 493656, 522514, 684204, 761053, 783771, 946174, 1045028, 1368408, 1419261, 1522106, 1567542, 1892348, 2090056, 2283159, 2838522, 3044212, 3135084, 3784696, 4566318, 5677044, 6088424, 6270168, 9132636, 11354088, 17504219, 18265272, 35008438, 52512657, 70016876, 105025314, 140033752, 210050628, 420101256]

約数ペア:

[(1, 420101256), (2, 210050628), (3, 140033752), (4, 105025314), (6, 70016876), (8, 52512657), (12, 35008438), (23, 18265272), (24, 17504219), (37, 11354088), (46, 9132636), (67, 6270168), (69, 6088424), (74, 5677044), (92, 4566318), (111, 3784696), (134, 3135084), (138, 3044212), (148, 2838522), (184, 2283159), (201, 2090056), (222, 1892348), (268, 1567542), (276, 1522106), (296, 1419261), (307, 1368408), (402, 1045028), (444, 946174), (536, 783771), (552, 761053), (614, 684204), (804, 522514), (851, 493656), (888, 473087), (921, 456136), (1228, 342102), (1541, 272616), (1608, 261257), (1702, 246828), (1842, 228068), (2456, 171051), (2479, 169464), (2553, 164552), (3082, 136308), (3404, 123414), (3684, 114034), (4623, 90872), (4958, 84732), (5106, 82276), (6164, 68154), (6808, 61707), (7061, 59496), (7368, 57017), (7437, 56488), (9246, 45436), (9916, 42366), (10212, 41138), (11359, 36984), (12328, 34077), (14122, 29748), (14874, 28244), (18492, 22718), (19832, 21183), (20424, 20569)]