168941640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{201121}}^1$

素因数の和:201142

約数の個数: 64

約数和(自身を含む): 579231360

約数和(自身を除く): 410289720

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, 201121, 402242, 603363, 804484, 1005605, 1206726, 1407847, 1608968, 2011210, 2413452, 2815694, 3016815, 4022420, 4223541, 4826904, 5631388, 6033630, 7039235, 8044840, 8447082, 11262776, 12067260, 14078470, 16894164, 21117705, 24134520, 28156940, 33788328, 42235410, 56313880, 84470820, 168941640]

約数ペア:

[(1, 168941640), (2, 84470820), (3, 56313880), (4, 42235410), (5, 33788328), (6, 28156940), (7, 24134520), (8, 21117705), (10, 16894164), (12, 14078470), (14, 12067260), (15, 11262776), (20, 8447082), (21, 8044840), (24, 7039235), (28, 6033630), (30, 5631388), (35, 4826904), (40, 4223541), (42, 4022420), (56, 3016815), (60, 2815694), (70, 2413452), (84, 2011210), (105, 1608968), (120, 1407847), (140, 1206726), (168, 1005605), (210, 804484), (280, 603363), (420, 402242), (840, 201121)]