319249408

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:253

約数の個数: 88

約数和(自身を含む): 672071040

約数和(自身を除く): 352821632

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 89, 113, 124, 128, 178, 226, 248, 256, 356, 452, 496, 512, 712, 904, 992, 1024, 1424, 1808, 1984, 2759, 2848, 3503, 3616, 3968, 5518, 5696, 7006, 7232, 7936, 10057, 11036, 11392, 14012, 14464, 15872, 20114, 22072, 22784, 28024, 28928, 31744, 40228, 44144, 45568, 56048, 57856, 80456, 88288, 91136, 112096, 115712, 160912, 176576, 224192, 311767, 321824, 353152, 448384, 623534, 643648, 706304, 896768, 1247068, 1287296, 1412608, 1793536, 2494136, 2574592, 2825216, 3587072, 4988272, 5149184, 9976544, 10298368, 19953088, 39906176, 79812352, 159624704, 319249408]

約数ペア:

[(1, 319249408), (2, 159624704), (4, 79812352), (8, 39906176), (16, 19953088), (31, 10298368), (32, 9976544), (62, 5149184), (64, 4988272), (89, 3587072), (113, 2825216), (124, 2574592), (128, 2494136), (178, 1793536), (226, 1412608), (248, 1287296), (256, 1247068), (356, 896768), (452, 706304), (496, 643648), (512, 623534), (712, 448384), (904, 353152), (992, 321824), (1024, 311767), (1424, 224192), (1808, 176576), (1984, 160912), (2759, 115712), (2848, 112096), (3503, 91136), (3616, 88288), (3968, 80456), (5518, 57856), (5696, 56048), (7006, 45568), (7232, 44144), (7936, 40228), (10057, 31744), (11036, 28928), (11392, 28024), (14012, 22784), (14464, 22072), (15872, 20114)]