201745720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:677

約数の個数: 96

約数和(自身を含む): 506666160

約数和(自身を除く): 304920440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 121, 146, 220, 242, 292, 365, 440, 484, 571, 584, 605, 730, 803, 968, 1142, 1210, 1460, 1606, 2284, 2420, 2855, 2920, 3212, 4015, 4568, 4840, 5710, 6281, 6424, 8030, 8833, 11420, 12562, 16060, 17666, 22840, 25124, 31405, 32120, 35332, 41683, 44165, 50248, 62810, 69091, 70664, 83366, 88330, 125620, 138182, 166732, 176660, 208415, 251240, 276364, 333464, 345455, 353320, 416830, 458513, 552728, 690910, 833660, 917026, 1381820, 1667320, 1834052, 2292565, 2763640, 3668104, 4585130, 5043643, 9170260, 10087286, 18340520, 20174572, 25218215, 40349144, 50436430, 100872860, 201745720]

約数ペア:

[(1, 201745720), (2, 100872860), (4, 50436430), (5, 40349144), (8, 25218215), (10, 20174572), (11, 18340520), (20, 10087286), (22, 9170260), (40, 5043643), (44, 4585130), (55, 3668104), (73, 2763640), (88, 2292565), (110, 1834052), (121, 1667320), (146, 1381820), (220, 917026), (242, 833660), (292, 690910), (365, 552728), (440, 458513), (484, 416830), (571, 353320), (584, 345455), (605, 333464), (730, 276364), (803, 251240), (968, 208415), (1142, 176660), (1210, 166732), (1460, 138182), (1606, 125620), (2284, 88330), (2420, 83366), (2855, 70664), (2920, 69091), (3212, 62810), (4015, 50248), (4568, 44165), (4840, 41683), (5710, 35332), (6281, 32120), (6424, 31405), (8030, 25124), (8833, 22840), (11420, 17666), (12562, 16060)]