61380180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37889}}^1$

素因数の和:37910

約数の個数: 60

約数和(自身を含む): 192556980

約数和(自身を除く): 131176800

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, 37889, 75778, 113667, 151556, 189445, 227334, 341001, 378890, 454668, 568335, 682002, 757780, 1023003, 1136670, 1364004, 1705005, 2046006, 2273340, 3069009, 3410010, 4092012, 5115015, 6138018, 6820020, 10230030, 12276036, 15345045, 20460060, 30690090, 61380180]

約数ペア:

[(1, 61380180), (2, 30690090), (3, 20460060), (4, 15345045), (5, 12276036), (6, 10230030), (9, 6820020), (10, 6138018), (12, 5115015), (15, 4092012), (18, 3410010), (20, 3069009), (27, 2273340), (30, 2046006), (36, 1705005), (45, 1364004), (54, 1136670), (60, 1023003), (81, 757780), (90, 682002), (108, 568335), (135, 454668), (162, 378890), (180, 341001), (270, 227334), (324, 189445), (405, 151556), (540, 113667), (810, 75778), (1620, 37889)]