15439860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2767}}^1$

素因数の和:2813

約数の個数: 72

約数和(自身を含む): 48362496

約数和(自身を除く): 32922636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2767, 2790, 5534, 5580, 8301, 11068, 13835, 16602, 24903, 27670, 33204, 41505, 49806, 55340, 83010, 85777, 99612, 124515, 166020, 171554, 249030, 257331, 343108, 428885, 498060, 514662, 771993, 857770, 1029324, 1286655, 1543986, 1715540, 2573310, 3087972, 3859965, 5146620, 7719930, 15439860]

約数ペア:

[(1, 15439860), (2, 7719930), (3, 5146620), (4, 3859965), (5, 3087972), (6, 2573310), (9, 1715540), (10, 1543986), (12, 1286655), (15, 1029324), (18, 857770), (20, 771993), (30, 514662), (31, 498060), (36, 428885), (45, 343108), (60, 257331), (62, 249030), (90, 171554), (93, 166020), (124, 124515), (155, 99612), (180, 85777), (186, 83010), (279, 55340), (310, 49806), (372, 41505), (465, 33204), (558, 27670), (620, 24903), (930, 16602), (1116, 13835), (1395, 11068), (1860, 8301), (2767, 5580), (2790, 5534)]