15453880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 37920960

約数和(自身を除く): 22467080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 226, 260, 263, 452, 520, 526, 565, 904, 1052, 1130, 1315, 1469, 2104, 2260, 2630, 2938, 3419, 4520, 5260, 5876, 6838, 7345, 10520, 11752, 13676, 14690, 17095, 27352, 29380, 29719, 34190, 58760, 59438, 68380, 118876, 136760, 148595, 237752, 297190, 386347, 594380, 772694, 1188760, 1545388, 1931735, 3090776, 3863470, 7726940, 15453880]

約数ペア:

[(1, 15453880), (2, 7726940), (4, 3863470), (5, 3090776), (8, 1931735), (10, 1545388), (13, 1188760), (20, 772694), (26, 594380), (40, 386347), (52, 297190), (65, 237752), (104, 148595), (113, 136760), (130, 118876), (226, 68380), (260, 59438), (263, 58760), (452, 34190), (520, 29719), (526, 29380), (565, 27352), (904, 17095), (1052, 14690), (1130, 13676), (1315, 11752), (1469, 10520), (2104, 7345), (2260, 6838), (2630, 5876), (2938, 5260), (3419, 4520)]