289499840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:567

約数の個数: 168

約数和(自身を含む): 825246000

約数和(自身を除く): 535746160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 64, 70, 74, 80, 98, 112, 140, 148, 160, 185, 196, 224, 245, 259, 280, 296, 320, 370, 392, 448, 490, 499, 518, 560, 592, 740, 784, 980, 998, 1036, 1120, 1184, 1295, 1480, 1568, 1813, 1960, 1996, 2072, 2240, 2368, 2495, 2590, 2960, 3136, 3493, 3626, 3920, 3992, 4144, 4990, 5180, 5920, 6986, 7252, 7840, 7984, 8288, 9065, 9980, 10360, 11840, 13972, 14504, 15680, 15968, 16576, 17465, 18130, 18463, 19960, 20720, 24451, 27944, 29008, 31936, 34930, 36260, 36926, 39920, 41440, 48902, 55888, 58016, 69860, 72520, 73852, 79840, 82880, 92315, 97804, 111776, 116032, 122255, 129241, 139720, 145040, 147704, 159680, 184630, 195608, 223552, 244510, 258482, 279440, 290080, 295408, 369260, 391216, 489020, 516964, 558880, 580160, 590816, 646205, 738520, 782432, 904687, 978040, 1033928, 1117760, 1181632, 1292410, 1477040, 1564864, 1809374, 1956080, 2067856, 2584820, 2954080, 3618748, 3912160, 4135712, 4523435, 5169640, 5908160, 7237496, 7824320, 8271424, 9046870, 10339280, 14474992, 18093740, 20678560, 28949984, 36187480, 41357120, 57899968, 72374960, 144749920, 289499840]

約数ペア:

[(1, 289499840), (2, 144749920), (4, 72374960), (5, 57899968), (7, 41357120), (8, 36187480), (10, 28949984), (14, 20678560), (16, 18093740), (20, 14474992), (28, 10339280), (32, 9046870), (35, 8271424), (37, 7824320), (40, 7237496), (49, 5908160), (56, 5169640), (64, 4523435), (70, 4135712), (74, 3912160), (80, 3618748), (98, 2954080), (112, 2584820), (140, 2067856), (148, 1956080), (160, 1809374), (185, 1564864), (196, 1477040), (224, 1292410), (245, 1181632), (259, 1117760), (280, 1033928), (296, 978040), (320, 904687), (370, 782432), (392, 738520), (448, 646205), (490, 590816), (499, 580160), (518, 558880), (560, 516964), (592, 489020), (740, 391216), (784, 369260), (980, 295408), (998, 290080), (1036, 279440), (1120, 258482), (1184, 244510), (1295, 223552), (1480, 195608), (1568, 184630), (1813, 159680), (1960, 147704), (1996, 145040), (2072, 139720), (2240, 129241), (2368, 122255), (2495, 116032), (2590, 111776), (2960, 97804), (3136, 92315), (3493, 82880), (3626, 79840), (3920, 73852), (3992, 72520), (4144, 69860), (4990, 58016), (5180, 55888), (5920, 48902), (6986, 41440), (7252, 39920), (7840, 36926), (7984, 36260), (8288, 34930), (9065, 31936), (9980, 29008), (10360, 27944), (11840, 24451), (13972, 20720), (14504, 19960), (15680, 18463), (15968, 18130), (16576, 17465)]