390473386784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{397223}}^1$

素因数の和:397402

約数の個数: 96

約数和(自身を含む): 882885951360

約数和(自身を除く): 492412564576

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 139, 208, 221, 272, 278, 416, 442, 544, 556, 884, 1112, 1768, 1807, 2224, 2363, 3536, 3614, 4448, 4726, 7072, 7228, 9452, 14456, 18904, 28912, 30719, 37808, 57824, 61438, 75616, 122876, 245752, 397223, 491504, 794446, 983008, 1588892, 3177784, 5163899, 6355568, 6752791, 10327798, 12711136, 13505582, 20655596, 27011164, 41311192, 54022328, 55213997, 82622384, 87786283, 108044656, 110427994, 165244768, 175572566, 216089312, 220855988, 351145132, 441711976, 702290264, 717781961, 883423952, 938637949, 1404580528, 1435563922, 1766847904, 1877275898, 2809161056, 2871127844, 3754551796, 5742255688, 7509103592, 11484511376, 12202293337, 15018207184, 22969022752, 24404586674, 30036414368, 48809173348, 97618346696, 195236693392, 390473386784]

約数ペア:

[(1, 390473386784), (2, 195236693392), (4, 97618346696), (8, 48809173348), (13, 30036414368), (16, 24404586674), (17, 22969022752), (26, 15018207184), (32, 12202293337), (34, 11484511376), (52, 7509103592), (68, 5742255688), (104, 3754551796), (136, 2871127844), (139, 2809161056), (208, 1877275898), (221, 1766847904), (272, 1435563922), (278, 1404580528), (416, 938637949), (442, 883423952), (544, 717781961), (556, 702290264), (884, 441711976), (1112, 351145132), (1768, 220855988), (1807, 216089312), (2224, 175572566), (2363, 165244768), (3536, 110427994), (3614, 108044656), (4448, 87786283), (4726, 82622384), (7072, 55213997), (7228, 54022328), (9452, 41311192), (14456, 27011164), (18904, 20655596), (28912, 13505582), (30719, 12711136), (37808, 10327798), (57824, 6752791), (61438, 6355568), (75616, 5163899), (122876, 3177784), (245752, 1588892), (397223, 983008), (491504, 794446)]