680963840

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 1695375360

約数和(自身を除く): 1014411520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 71, 80, 118, 127, 128, 142, 160, 236, 254, 256, 284, 295, 320, 355, 472, 508, 568, 590, 635, 640, 710, 944, 1016, 1136, 1180, 1270, 1280, 1420, 1888, 2032, 2272, 2360, 2540, 2840, 3776, 4064, 4189, 4544, 4720, 5080, 5680, 7493, 7552, 8128, 8378, 9017, 9088, 9440, 10160, 11360, 14986, 15104, 16256, 16756, 18034, 18176, 18880, 20320, 20945, 22720, 29972, 32512, 33512, 36068, 37465, 37760, 40640, 41890, 45085, 45440, 59944, 67024, 72136, 74930, 75520, 81280, 83780, 90170, 90880, 119888, 134048, 144272, 149860, 162560, 167560, 180340, 239776, 268096, 288544, 299720, 335120, 360680, 479552, 532003, 536192, 577088, 599440, 670240, 721360, 959104, 1064006, 1072384, 1154176, 1198880, 1340480, 1442720, 1918208, 2128012, 2308352, 2397760, 2660015, 2680960, 2885440, 4256024, 4795520, 5320030, 5361920, 5770880, 8512048, 9591040, 10640060, 11541760, 17024096, 21280120, 34048192, 42560240, 68096384, 85120480, 136192768, 170240960, 340481920, 680963840]

約数ペア:

[(1, 680963840), (2, 340481920), (4, 170240960), (5, 136192768), (8, 85120480), (10, 68096384), (16, 42560240), (20, 34048192), (32, 21280120), (40, 17024096), (59, 11541760), (64, 10640060), (71, 9591040), (80, 8512048), (118, 5770880), (127, 5361920), (128, 5320030), (142, 4795520), (160, 4256024), (236, 2885440), (254, 2680960), (256, 2660015), (284, 2397760), (295, 2308352), (320, 2128012), (355, 1918208), (472, 1442720), (508, 1340480), (568, 1198880), (590, 1154176), (635, 1072384), (640, 1064006), (710, 959104), (944, 721360), (1016, 670240), (1136, 599440), (1180, 577088), (1270, 536192), (1280, 532003), (1420, 479552), (1888, 360680), (2032, 335120), (2272, 299720), (2360, 288544), (2540, 268096), (2840, 239776), (3776, 180340), (4064, 167560), (4189, 162560), (4544, 149860), (4720, 144272), (5080, 134048), (5680, 119888), (7493, 90880), (7552, 90170), (8128, 83780), (8378, 81280), (9017, 75520), (9088, 74930), (9440, 72136), (10160, 67024), (11360, 59944), (14986, 45440), (15104, 45085), (16256, 41890), (16756, 40640), (18034, 37760), (18176, 37465), (18880, 36068), (20320, 33512), (20945, 32512), (22720, 29972)]