220157718

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{821}}^1$

素因数の和:1093

約数の個数: 64

約数和(自身を含む): 511349760

約数和(自身を除く): 291192042

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 187, 239, 374, 478, 561, 717, 821, 1122, 1434, 1642, 2463, 2629, 4063, 4926, 5258, 7887, 8126, 9031, 12189, 13957, 15774, 18062, 24378, 27093, 27914, 41871, 44693, 54186, 83742, 89386, 134079, 153527, 196219, 268158, 307054, 392438, 460581, 588657, 921162, 1177314, 2158409, 3335723, 4316818, 6475227, 6671446, 10007169, 12950454, 20014338, 36692953, 73385906, 110078859, 220157718]

約数ペア:

[(1, 220157718), (2, 110078859), (3, 73385906), (6, 36692953), (11, 20014338), (17, 12950454), (22, 10007169), (33, 6671446), (34, 6475227), (51, 4316818), (66, 3335723), (102, 2158409), (187, 1177314), (239, 921162), (374, 588657), (478, 460581), (561, 392438), (717, 307054), (821, 268158), (1122, 196219), (1434, 153527), (1642, 134079), (2463, 89386), (2629, 83742), (4063, 54186), (4926, 44693), (5258, 41871), (7887, 27914), (8126, 27093), (9031, 24378), (12189, 18062), (13957, 15774)]