204864280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4127}}^1$

素因数の和:4228

約数の個数: 64

約数和(自身を含む): 494864640

約数和(自身を除く): 290000360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 680, 730, 1241, 1460, 2482, 2920, 4127, 4964, 6205, 8254, 9928, 12410, 16508, 20635, 24820, 33016, 41270, 49640, 70159, 82540, 140318, 165080, 280636, 301271, 350795, 561272, 602542, 701590, 1205084, 1403180, 1506355, 2410168, 2806360, 3012710, 5121607, 6025420, 10243214, 12050840, 20486428, 25608035, 40972856, 51216070, 102432140, 204864280]

約数ペア:

[(1, 204864280), (2, 102432140), (4, 51216070), (5, 40972856), (8, 25608035), (10, 20486428), (17, 12050840), (20, 10243214), (34, 6025420), (40, 5121607), (68, 3012710), (73, 2806360), (85, 2410168), (136, 1506355), (146, 1403180), (170, 1205084), (292, 701590), (340, 602542), (365, 561272), (584, 350795), (680, 301271), (730, 280636), (1241, 165080), (1460, 140318), (2482, 82540), (2920, 70159), (4127, 49640), (4964, 41270), (6205, 33016), (8254, 24820), (9928, 20635), (12410, 16508)]