390389640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1493}}^1\times {\mathrm{2179}}^1$

素因数の和:3686

約数の個数: 64

約数和(自身を含む): 1172491200

約数和(自身を除く): 782101560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1493, 2179, 2986, 4358, 4479, 5972, 6537, 7465, 8716, 8958, 10895, 11944, 13074, 14930, 17432, 17916, 21790, 22395, 26148, 29860, 32685, 35832, 43580, 44790, 52296, 59720, 65370, 87160, 89580, 130740, 179160, 261480, 3253247, 6506494, 9759741, 13012988, 16266235, 19519482, 26025976, 32532470, 39038964, 48798705, 65064940, 78077928, 97597410, 130129880, 195194820, 390389640]

約数ペア:

[(1, 390389640), (2, 195194820), (3, 130129880), (4, 97597410), (5, 78077928), (6, 65064940), (8, 48798705), (10, 39038964), (12, 32532470), (15, 26025976), (20, 19519482), (24, 16266235), (30, 13012988), (40, 9759741), (60, 6506494), (120, 3253247), (1493, 261480), (2179, 179160), (2986, 130740), (4358, 89580), (4479, 87160), (5972, 65370), (6537, 59720), (7465, 52296), (8716, 44790), (8958, 43580), (10895, 35832), (11944, 32685), (13074, 29860), (14930, 26148), (17432, 22395), (17916, 21790)]