66126780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{40819}}^1$

素因数の和:40840

約数の個数: 60

約数和(自身を含む): 207447240

約数和(自身を除く): 141320460

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, 40819, 81638, 122457, 163276, 204095, 244914, 367371, 408190, 489828, 612285, 734742, 816380, 1102113, 1224570, 1469484, 1836855, 2204226, 2449140, 3306339, 3673710, 4408452, 5510565, 6612678, 7347420, 11021130, 13225356, 16531695, 22042260, 33063390, 66126780]

約数ペア:

[(1, 66126780), (2, 33063390), (3, 22042260), (4, 16531695), (5, 13225356), (6, 11021130), (9, 7347420), (10, 6612678), (12, 5510565), (15, 4408452), (18, 3673710), (20, 3306339), (27, 2449140), (30, 2204226), (36, 1836855), (45, 1469484), (54, 1224570), (60, 1102113), (81, 816380), (90, 734742), (108, 612285), (135, 489828), (162, 408190), (180, 367371), (270, 244914), (324, 204095), (405, 163276), (540, 122457), (810, 81638), (1620, 40819)]