15297880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 39000960

約数和(自身を除く): 23703080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 73, 104, 124, 130, 146, 155, 169, 248, 260, 292, 310, 338, 365, 403, 520, 584, 620, 676, 730, 806, 845, 949, 1240, 1352, 1460, 1612, 1690, 1898, 2015, 2263, 2920, 3224, 3380, 3796, 4030, 4526, 4745, 5239, 6760, 7592, 8060, 9052, 9490, 10478, 11315, 12337, 16120, 18104, 18980, 20956, 22630, 24674, 26195, 29419, 37960, 41912, 45260, 49348, 52390, 58838, 61685, 90520, 98696, 104780, 117676, 123370, 147095, 209560, 235352, 246740, 294190, 382447, 493480, 588380, 764894, 1176760, 1529788, 1912235, 3059576, 3824470, 7648940, 15297880]

約数ペア:

[(1, 15297880), (2, 7648940), (4, 3824470), (5, 3059576), (8, 1912235), (10, 1529788), (13, 1176760), (20, 764894), (26, 588380), (31, 493480), (40, 382447), (52, 294190), (62, 246740), (65, 235352), (73, 209560), (104, 147095), (124, 123370), (130, 117676), (146, 104780), (155, 98696), (169, 90520), (248, 61685), (260, 58838), (292, 52390), (310, 49348), (338, 45260), (365, 41912), (403, 37960), (520, 29419), (584, 26195), (620, 24674), (676, 22630), (730, 20956), (806, 18980), (845, 18104), (949, 16120), (1240, 12337), (1352, 11315), (1460, 10478), (1612, 9490), (1690, 9052), (1898, 8060), (2015, 7592), (2263, 6760), (2920, 5239), (3224, 4745), (3380, 4526), (3796, 4030)]