68961780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42569}}^1$

素因数の和:42590

約数の個数: 60

約数和(自身を含む): 216340740

約数和(自身を除く): 147378960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 42569, 85138, 127707, 170276, 212845, 255414, 383121, 425690, 510828, 638535, 766242, 851380, 1149363, 1277070, 1532484, 1915605, 2298726, 2554140, 3448089, 3831210, 4597452, 5746815, 6896178, 7662420, 11493630, 13792356, 17240445, 22987260, 34480890, 68961780]

約数ペア:

[(1, 68961780), (2, 34480890), (3, 22987260), (4, 17240445), (5, 13792356), (6, 11493630), (9, 7662420), (10, 6896178), (12, 5746815), (15, 4597452), (18, 3831210), (20, 3448089), (27, 2554140), (30, 2298726), (36, 1915605), (45, 1532484), (54, 1277070), (60, 1149363), (81, 851380), (90, 766242), (108, 638535), (135, 510828), (162, 425690), (180, 383121), (270, 255414), (324, 212845), (405, 170276), (540, 127707), (810, 85138), (1620, 42569)]