221524856968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{48953}}^1$

素因数の和:49318

約数の個数: 64

約数和(自身を含む): 436497361920

約数和(自身を除く): 214972504952

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 257, 284, 514, 568, 1028, 2056, 2201, 4402, 7967, 8804, 15934, 17608, 18247, 31868, 36494, 48953, 63736, 72988, 97906, 145976, 195812, 391624, 565657, 1131314, 1517543, 2262628, 3035086, 3475663, 4525256, 6070172, 6951326, 12140344, 12580921, 13902652, 25161842, 27805304, 50323684, 100647368, 107745553, 215491106, 390008551, 430982212, 780017102, 861964424, 893245391, 1560034204, 1786490782, 3120068408, 3572981564, 7145963128, 27690607121, 55381214242, 110762428484, 221524856968]

約数ペア:

[(1, 221524856968), (2, 110762428484), (4, 55381214242), (8, 27690607121), (31, 7145963128), (62, 3572981564), (71, 3120068408), (124, 1786490782), (142, 1560034204), (248, 893245391), (257, 861964424), (284, 780017102), (514, 430982212), (568, 390008551), (1028, 215491106), (2056, 107745553), (2201, 100647368), (4402, 50323684), (7967, 27805304), (8804, 25161842), (15934, 13902652), (17608, 12580921), (18247, 12140344), (31868, 6951326), (36494, 6070172), (48953, 4525256), (63736, 3475663), (72988, 3035086), (97906, 2262628), (145976, 1517543), (195812, 1131314), (391624, 565657)]