1638925704

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{883}}^1$

素因数の和:1572

約数の個数: 128

約数和(自身を含む): 4915747200

約数和(自身を除く): 3276821496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 661, 702, 883, 936, 1322, 1404, 1766, 1983, 2644, 2649, 2808, 3532, 3966, 5288, 5298, 5949, 7064, 7932, 7947, 8593, 10596, 11479, 11898, 15864, 15894, 17186, 17847, 21192, 22958, 23796, 23841, 25779, 31788, 34372, 34437, 35694, 45916, 47592, 47682, 51558, 63576, 68744, 68874, 71388, 77337, 91832, 95364, 103116, 103311, 137748, 142776, 154674, 190728, 206232, 206622, 232011, 275496, 309348, 309933, 413244, 464022, 583663, 618696, 619866, 826488, 928044, 1167326, 1239732, 1750989, 1856088, 2334652, 2479464, 3501978, 4669304, 5252967, 7003956, 7587619, 10505934, 14007912, 15175238, 15758901, 21011868, 22762857, 30350476, 31517802, 42023736, 45525714, 60700952, 63035604, 68288571, 91051428, 126071208, 136577142, 182102856, 204865713, 273154284, 409731426, 546308568, 819462852, 1638925704]

約数ペア:

[(1, 1638925704), (2, 819462852), (3, 546308568), (4, 409731426), (6, 273154284), (8, 204865713), (9, 182102856), (12, 136577142), (13, 126071208), (18, 91051428), (24, 68288571), (26, 63035604), (27, 60700952), (36, 45525714), (39, 42023736), (52, 31517802), (54, 30350476), (72, 22762857), (78, 21011868), (104, 15758901), (108, 15175238), (117, 14007912), (156, 10505934), (216, 7587619), (234, 7003956), (312, 5252967), (351, 4669304), (468, 3501978), (661, 2479464), (702, 2334652), (883, 1856088), (936, 1750989), (1322, 1239732), (1404, 1167326), (1766, 928044), (1983, 826488), (2644, 619866), (2649, 618696), (2808, 583663), (3532, 464022), (3966, 413244), (5288, 309933), (5298, 309348), (5949, 275496), (7064, 232011), (7932, 206622), (7947, 206232), (8593, 190728), (10596, 154674), (11479, 142776), (11898, 137748), (15864, 103311), (15894, 103116), (17186, 95364), (17847, 91832), (21192, 77337), (22958, 71388), (23796, 68874), (23841, 68744), (25779, 63576), (31788, 51558), (34372, 47682), (34437, 47592), (35694, 45916)]