172020060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1559}}^1$

素因数の和:2187

約数の個数: 72

約数和(自身を含む): 522980640

約数和(自身を除く): 350960580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 613, 1226, 1559, 1839, 2452, 3065, 3118, 3678, 4677, 5517, 6130, 6236, 7356, 7795, 9195, 9354, 11034, 12260, 14031, 15590, 18390, 18708, 22068, 23385, 27585, 28062, 31180, 36780, 46770, 55170, 56124, 70155, 93540, 110340, 140310, 280620, 955667, 1911334, 2867001, 3822668, 4778335, 5734002, 8601003, 9556670, 11468004, 14335005, 17202006, 19113340, 28670010, 34404012, 43005015, 57340020, 86010030, 172020060]

約数ペア:

[(1, 172020060), (2, 86010030), (3, 57340020), (4, 43005015), (5, 34404012), (6, 28670010), (9, 19113340), (10, 17202006), (12, 14335005), (15, 11468004), (18, 9556670), (20, 8601003), (30, 5734002), (36, 4778335), (45, 3822668), (60, 2867001), (90, 1911334), (180, 955667), (613, 280620), (1226, 140310), (1559, 110340), (1839, 93540), (2452, 70155), (3065, 56124), (3118, 55170), (3678, 46770), (4677, 36780), (5517, 31180), (6130, 28062), (6236, 27585), (7356, 23385), (7795, 22068), (9195, 18708), (9354, 18390), (11034, 15590), (12260, 14031)]