64811220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1303}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 181829760

約数和(自身を除く): 117018540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 829, 1303, 1658, 2487, 2606, 3316, 3909, 4145, 4974, 5212, 6515, 7818, 8290, 9948, 12435, 13030, 15636, 16580, 19545, 24870, 26060, 39090, 49740, 78180, 1080187, 2160374, 3240561, 4320748, 5400935, 6481122, 10801870, 12962244, 16202805, 21603740, 32405610, 64811220]

約数ペア:

[(1, 64811220), (2, 32405610), (3, 21603740), (4, 16202805), (5, 12962244), (6, 10801870), (10, 6481122), (12, 5400935), (15, 4320748), (20, 3240561), (30, 2160374), (60, 1080187), (829, 78180), (1303, 49740), (1658, 39090), (2487, 26060), (2606, 24870), (3316, 19545), (3909, 16580), (4145, 15636), (4974, 13030), (5212, 12435), (6515, 9948), (7818, 8290)]