767791640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2287}}^1$

素因数の和:2425

約数の個数: 128

約数和(自身を含む): 2174515200

約数和(自身を除く): 1406723560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 109, 110, 140, 154, 218, 220, 280, 308, 385, 436, 440, 545, 616, 763, 770, 872, 1090, 1199, 1526, 1540, 2180, 2287, 2398, 3052, 3080, 3815, 4360, 4574, 4796, 5995, 6104, 7630, 8393, 9148, 9592, 11435, 11990, 15260, 16009, 16786, 18296, 22870, 23980, 25157, 30520, 32018, 33572, 41965, 45740, 47960, 50314, 64036, 67144, 80045, 83930, 91480, 100628, 125785, 128072, 160090, 167860, 176099, 201256, 249283, 251570, 320180, 335720, 352198, 498566, 503140, 640360, 704396, 880495, 997132, 1006280, 1246415, 1408792, 1744981, 1760990, 1994264, 2492830, 2742113, 3489962, 3521980, 4985660, 5484226, 6979924, 7043960, 8724905, 9971320, 10968452, 13710565, 13959848, 17449810, 19194791, 21936904, 27421130, 34899620, 38389582, 54842260, 69799240, 76779164, 95973955, 109684520, 153558328, 191947910, 383895820, 767791640]

約数ペア:

[(1, 767791640), (2, 383895820), (4, 191947910), (5, 153558328), (7, 109684520), (8, 95973955), (10, 76779164), (11, 69799240), (14, 54842260), (20, 38389582), (22, 34899620), (28, 27421130), (35, 21936904), (40, 19194791), (44, 17449810), (55, 13959848), (56, 13710565), (70, 10968452), (77, 9971320), (88, 8724905), (109, 7043960), (110, 6979924), (140, 5484226), (154, 4985660), (218, 3521980), (220, 3489962), (280, 2742113), (308, 2492830), (385, 1994264), (436, 1760990), (440, 1744981), (545, 1408792), (616, 1246415), (763, 1006280), (770, 997132), (872, 880495), (1090, 704396), (1199, 640360), (1526, 503140), (1540, 498566), (2180, 352198), (2287, 335720), (2398, 320180), (3052, 251570), (3080, 249283), (3815, 201256), (4360, 176099), (4574, 167860), (4796, 160090), (5995, 128072), (6104, 125785), (7630, 100628), (8393, 91480), (9148, 83930), (9592, 80045), (11435, 67144), (11990, 64036), (15260, 50314), (16009, 47960), (16786, 45740), (18296, 41965), (22870, 33572), (23980, 32018), (25157, 30520)]