68460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 220416

約数和(自身を除く): 151956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 163, 210, 326, 420, 489, 652, 815, 978, 1141, 1630, 1956, 2282, 2445, 3260, 3423, 4564, 4890, 5705, 6846, 9780, 11410, 13692, 17115, 22820, 34230, 68460]

約数ペア:

[(1, 68460), (2, 34230), (3, 22820), (4, 17115), (5, 13692), (6, 11410), (7, 9780), (10, 6846), (12, 5705), (14, 4890), (15, 4564), (20, 3423), (21, 3260), (28, 2445), (30, 2282), (35, 1956), (42, 1630), (60, 1141), (70, 978), (84, 815), (105, 652), (140, 489), (163, 420), (210, 326)]