320193536

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:459

約数の個数: 88

約数和(自身を含む): 701547840

約数和(自身を除く): 381354304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 208, 256, 268, 359, 416, 512, 536, 718, 832, 871, 1024, 1072, 1436, 1664, 1742, 2144, 2872, 3328, 3484, 4288, 4667, 5744, 6656, 6968, 8576, 9334, 11488, 13312, 13936, 17152, 18668, 22976, 24053, 27872, 34304, 37336, 45952, 48106, 55744, 68608, 74672, 91904, 96212, 111488, 149344, 183808, 192424, 222976, 298688, 312689, 367616, 384848, 445952, 597376, 625378, 769696, 891904, 1194752, 1250756, 1539392, 2389504, 2501512, 3078784, 4779008, 5003024, 6157568, 10006048, 12315136, 20012096, 24630272, 40024192, 80048384, 160096768, 320193536]

約数ペア:

[(1, 320193536), (2, 160096768), (4, 80048384), (8, 40024192), (13, 24630272), (16, 20012096), (26, 12315136), (32, 10006048), (52, 6157568), (64, 5003024), (67, 4779008), (104, 3078784), (128, 2501512), (134, 2389504), (208, 1539392), (256, 1250756), (268, 1194752), (359, 891904), (416, 769696), (512, 625378), (536, 597376), (718, 445952), (832, 384848), (871, 367616), (1024, 312689), (1072, 298688), (1436, 222976), (1664, 192424), (1742, 183808), (2144, 149344), (2872, 111488), (3328, 96212), (3484, 91904), (4288, 74672), (4667, 68608), (5744, 55744), (6656, 48106), (6968, 45952), (8576, 37336), (9334, 34304), (11488, 27872), (13312, 24053), (13936, 22976), (17152, 18668)]