15823920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{9419}}^1$

素因数の和:9442

約数の個数: 80

約数和(自身を含む): 56067840

約数和(自身を除く): 40243920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 9419, 18838, 28257, 37676, 47095, 56514, 65933, 75352, 94190, 113028, 131866, 141285, 150704, 188380, 197799, 226056, 263732, 282570, 329665, 376760, 395598, 452112, 527464, 565140, 659330, 753520, 791196, 988995, 1054928, 1130280, 1318660, 1582392, 1977990, 2260560, 2637320, 3164784, 3955980, 5274640, 7911960, 15823920]

約数ペア:

[(1, 15823920), (2, 7911960), (3, 5274640), (4, 3955980), (5, 3164784), (6, 2637320), (7, 2260560), (8, 1977990), (10, 1582392), (12, 1318660), (14, 1130280), (15, 1054928), (16, 988995), (20, 791196), (21, 753520), (24, 659330), (28, 565140), (30, 527464), (35, 452112), (40, 395598), (42, 376760), (48, 329665), (56, 282570), (60, 263732), (70, 226056), (80, 197799), (84, 188380), (105, 150704), (112, 141285), (120, 131866), (140, 113028), (168, 94190), (210, 75352), (240, 65933), (280, 56514), (336, 47095), (420, 37676), (560, 28257), (840, 18838), (1680, 9419)]