268993408

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{733}}^1$

素因数の和:855

約数の個数: 64

約数和(自身を含む): 557017920

約数和(自身を除く): 288024512

約数列:

[1, 2, 4, 8, 16, 32, 47, 61, 64, 94, 122, 128, 188, 244, 376, 488, 733, 752, 976, 1466, 1504, 1952, 2867, 2932, 3008, 3904, 5734, 5864, 6016, 7808, 11468, 11728, 22936, 23456, 34451, 44713, 45872, 46912, 68902, 89426, 91744, 93824, 137804, 178852, 183488, 275608, 357704, 366976, 551216, 715408, 1102432, 1430816, 2101511, 2204864, 2861632, 4203022, 4409728, 5723264, 8406044, 16812088, 33624176, 67248352, 134496704, 268993408]

約数ペア:

[(1, 268993408), (2, 134496704), (4, 67248352), (8, 33624176), (16, 16812088), (32, 8406044), (47, 5723264), (61, 4409728), (64, 4203022), (94, 2861632), (122, 2204864), (128, 2101511), (188, 1430816), (244, 1102432), (376, 715408), (488, 551216), (733, 366976), (752, 357704), (976, 275608), (1466, 183488), (1504, 178852), (1952, 137804), (2867, 93824), (2932, 91744), (3008, 89426), (3904, 68902), (5734, 46912), (5864, 45872), (6016, 44713), (7808, 34451), (11468, 23456), (11728, 22936)]