678201728

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1427}}^1$

素因数の和:1567

約数の個数: 64

約数和(自身を含む): 1398297600

約数和(自身を除く): 720095872

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 79, 94, 128, 158, 188, 316, 376, 632, 752, 1264, 1427, 1504, 2528, 2854, 3008, 3713, 5056, 5708, 6016, 7426, 10112, 11416, 14852, 22832, 29704, 45664, 59408, 67069, 91328, 112733, 118816, 134138, 182656, 225466, 237632, 268276, 450932, 475264, 536552, 901864, 1073104, 1803728, 2146208, 3607456, 4292416, 5298451, 7214912, 8584832, 10596902, 14429824, 21193804, 42387608, 84775216, 169550432, 339100864, 678201728]

約数ペア:

[(1, 678201728), (2, 339100864), (4, 169550432), (8, 84775216), (16, 42387608), (32, 21193804), (47, 14429824), (64, 10596902), (79, 8584832), (94, 7214912), (128, 5298451), (158, 4292416), (188, 3607456), (316, 2146208), (376, 1803728), (632, 1073104), (752, 901864), (1264, 536552), (1427, 475264), (1504, 450932), (2528, 268276), (2854, 237632), (3008, 225466), (3713, 182656), (5056, 134138), (5708, 118816), (6016, 112733), (7426, 91328), (10112, 67069), (11416, 59408), (14852, 45664), (22832, 29704)]