123040135840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{800209}}^1$

素因数の和:800286

約数の個数: 72

約数和(自身を含む): 300362024340

約数和(自身を除く): 177321888500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1240, 1922, 2480, 3844, 4805, 4960, 7688, 9610, 15376, 19220, 30752, 38440, 76880, 153760, 800209, 1600418, 3200836, 4001045, 6401672, 8002090, 12803344, 16004180, 24806479, 25606688, 32008360, 49612958, 64016720, 99225916, 124032395, 128033440, 198451832, 248064790, 396903664, 496129580, 769000849, 793807328, 992259160, 1538001698, 1984518320, 3076003396, 3845004245, 3969036640, 6152006792, 7690008490, 12304013584, 15380016980, 24608027168, 30760033960, 61520067920, 123040135840]

約数ペア:

[(1, 123040135840), (2, 61520067920), (4, 30760033960), (5, 24608027168), (8, 15380016980), (10, 12304013584), (16, 7690008490), (20, 6152006792), (31, 3969036640), (32, 3845004245), (40, 3076003396), (62, 1984518320), (80, 1538001698), (124, 992259160), (155, 793807328), (160, 769000849), (248, 496129580), (310, 396903664), (496, 248064790), (620, 198451832), (961, 128033440), (992, 124032395), (1240, 99225916), (1922, 64016720), (2480, 49612958), (3844, 32008360), (4805, 25606688), (4960, 24806479), (7688, 16004180), (9610, 12803344), (15376, 8002090), (19220, 6401672), (30752, 4001045), (38440, 3200836), (76880, 1600418), (153760, 800209)]