31577880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3331}}^1$

素因数の和:3424

約数の個数: 64

約数和(自身を含む): 95961600

約数和(自身を除く): 64383720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 3331, 4740, 6662, 9480, 9993, 13324, 16655, 19986, 26648, 33310, 39972, 49965, 66620, 79944, 99930, 133240, 199860, 263149, 399720, 526298, 789447, 1052596, 1315745, 1578894, 2105192, 2631490, 3157788, 3947235, 5262980, 6315576, 7894470, 10525960, 15788940, 31577880]

約数ペア:

[(1, 31577880), (2, 15788940), (3, 10525960), (4, 7894470), (5, 6315576), (6, 5262980), (8, 3947235), (10, 3157788), (12, 2631490), (15, 2105192), (20, 1578894), (24, 1315745), (30, 1052596), (40, 789447), (60, 526298), (79, 399720), (120, 263149), (158, 199860), (237, 133240), (316, 99930), (395, 79944), (474, 66620), (632, 49965), (790, 39972), (948, 33310), (1185, 26648), (1580, 19986), (1896, 16655), (2370, 13324), (3160, 9993), (3331, 9480), (4740, 6662)]