77652180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1109}}^1$

素因数の和:1513

約数の個数: 72

約数和(自身を含む): 236363400

約数和(自身を除く): 158711220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1109, 1167, 1556, 1945, 2218, 2334, 3327, 3501, 3890, 4436, 4668, 5545, 5835, 6654, 7002, 7780, 9981, 11090, 11670, 13308, 14004, 16635, 17505, 19962, 22180, 23340, 33270, 35010, 39924, 49905, 66540, 70020, 99810, 199620, 431401, 862802, 1294203, 1725604, 2157005, 2588406, 3882609, 4314010, 5176812, 6471015, 7765218, 8628020, 12942030, 15530436, 19413045, 25884060, 38826090, 77652180]

約数ペア:

[(1, 77652180), (2, 38826090), (3, 25884060), (4, 19413045), (5, 15530436), (6, 12942030), (9, 8628020), (10, 7765218), (12, 6471015), (15, 5176812), (18, 4314010), (20, 3882609), (30, 2588406), (36, 2157005), (45, 1725604), (60, 1294203), (90, 862802), (180, 431401), (389, 199620), (778, 99810), (1109, 70020), (1167, 66540), (1556, 49905), (1945, 39924), (2218, 35010), (2334, 33270), (3327, 23340), (3501, 22180), (3890, 19962), (4436, 17505), (4668, 16635), (5545, 14004), (5835, 13308), (6654, 11670), (7002, 11090), (7780, 9981)]