68341560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81359}}^1$

素因数の和:81380

約数の個数: 64

約数和(自身を含む): 234316800

約数和(自身を除く): 165975240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 81359, 162718, 244077, 325436, 406795, 488154, 569513, 650872, 813590, 976308, 1139026, 1220385, 1627180, 1708539, 1952616, 2278052, 2440770, 2847565, 3254360, 3417078, 4556104, 4881540, 5695130, 6834156, 8542695, 9763080, 11390260, 13668312, 17085390, 22780520, 34170780, 68341560]

約数ペア:

[(1, 68341560), (2, 34170780), (3, 22780520), (4, 17085390), (5, 13668312), (6, 11390260), (7, 9763080), (8, 8542695), (10, 6834156), (12, 5695130), (14, 4881540), (15, 4556104), (20, 3417078), (21, 3254360), (24, 2847565), (28, 2440770), (30, 2278052), (35, 1952616), (40, 1708539), (42, 1627180), (56, 1220385), (60, 1139026), (70, 976308), (84, 813590), (105, 650872), (120, 569513), (140, 488154), (168, 406795), (210, 325436), (280, 244077), (420, 162718), (840, 81359)]