15679800620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79279}}^1$

素因数の和:79359

約数の個数: 96

約数和(自身を含む): 38358835200

約数和(自身を除く): 22679034580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 44, 55, 58, 62, 110, 116, 124, 145, 155, 220, 290, 310, 319, 341, 580, 620, 638, 682, 899, 1276, 1364, 1595, 1705, 1798, 3190, 3410, 3596, 4495, 6380, 6820, 8990, 9889, 17980, 19778, 39556, 49445, 79279, 98890, 158558, 197780, 317116, 396395, 792790, 872069, 1585580, 1744138, 2299091, 2457649, 3488276, 4360345, 4598182, 4915298, 8720690, 9196364, 9830596, 11495455, 12288245, 17441380, 22990910, 24576490, 25290001, 27034139, 45981820, 49152980, 50580002, 54068278, 71271821, 101160004, 108136556, 126450005, 135170695, 142543642, 252900010, 270341390, 285087284, 356359105, 505800020, 540682780, 712718210, 783990031, 1425436420, 1567980062, 3135960124, 3919950155, 7839900310, 15679800620]

約数ペア:

[(1, 15679800620), (2, 7839900310), (4, 3919950155), (5, 3135960124), (10, 1567980062), (11, 1425436420), (20, 783990031), (22, 712718210), (29, 540682780), (31, 505800020), (44, 356359105), (55, 285087284), (58, 270341390), (62, 252900010), (110, 142543642), (116, 135170695), (124, 126450005), (145, 108136556), (155, 101160004), (220, 71271821), (290, 54068278), (310, 50580002), (319, 49152980), (341, 45981820), (580, 27034139), (620, 25290001), (638, 24576490), (682, 22990910), (899, 17441380), (1276, 12288245), (1364, 11495455), (1595, 9830596), (1705, 9196364), (1798, 8720690), (3190, 4915298), (3410, 4598182), (3596, 4360345), (4495, 3488276), (6380, 2457649), (6820, 2299091), (8990, 1744138), (9889, 1585580), (17980, 872069), (19778, 792790), (39556, 396395), (49445, 317116), (79279, 197780), (98890, 158558)]