71806890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{479}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 182476800

約数和(自身を除く): 110669910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 263, 285, 479, 526, 570, 789, 958, 1315, 1437, 1578, 2395, 2630, 2874, 3945, 4790, 4997, 7185, 7890, 9101, 9994, 14370, 14991, 18202, 24985, 27303, 29982, 45505, 49970, 54606, 74955, 91010, 125977, 136515, 149910, 251954, 273030, 377931, 629885, 755862, 1259770, 1889655, 2393563, 3779310, 4787126, 7180689, 11967815, 14361378, 23935630, 35903445, 71806890]

約数ペア:

[(1, 71806890), (2, 35903445), (3, 23935630), (5, 14361378), (6, 11967815), (10, 7180689), (15, 4787126), (19, 3779310), (30, 2393563), (38, 1889655), (57, 1259770), (95, 755862), (114, 629885), (190, 377931), (263, 273030), (285, 251954), (479, 149910), (526, 136515), (570, 125977), (789, 91010), (958, 74955), (1315, 54606), (1437, 49970), (1578, 45505), (2395, 29982), (2630, 27303), (2874, 24985), (3945, 18202), (4790, 14991), (4997, 14370), (7185, 9994), (7890, 9101)]