199494680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:542

約数の個数: 192

約数和(自身を含む): 600825600

約数和(自身を除く): 401330920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 88, 95, 98, 110, 133, 140, 152, 154, 190, 196, 209, 220, 245, 266, 280, 308, 380, 385, 392, 418, 440, 487, 490, 532, 539, 616, 665, 760, 770, 836, 931, 974, 980, 1045, 1064, 1078, 1330, 1463, 1540, 1672, 1862, 1948, 1960, 2090, 2156, 2435, 2660, 2695, 2926, 3080, 3409, 3724, 3896, 4180, 4312, 4655, 4870, 5320, 5357, 5390, 5852, 6818, 7315, 7448, 8360, 9253, 9310, 9740, 10241, 10714, 10780, 11704, 13636, 14630, 17045, 18506, 18620, 19480, 20482, 21428, 21560, 23863, 26785, 27272, 29260, 34090, 37012, 37240, 37499, 40964, 42856, 46265, 47726, 51205, 53570, 58520, 64771, 68180, 74024, 74998, 81928, 92530, 95452, 101783, 102410, 107140, 119315, 129542, 136360, 149996, 185060, 187495, 190904, 203566, 204820, 214280, 238630, 259084, 262493, 299992, 323855, 370120, 374990, 407132, 409640, 453397, 477260, 508915, 518168, 524986, 647710, 712481, 749980, 814264, 906794, 954520, 1017830, 1049972, 1295420, 1312465, 1424962, 1499960, 1813588, 2035660, 2099944, 2266985, 2590840, 2624930, 2849924, 3562405, 3627176, 4071320, 4533970, 4987367, 5249860, 5699848, 7124810, 9067940, 9974734, 10499720, 14249620, 18135880, 19949468, 24936835, 28499240, 39898936, 49873670, 99747340, 199494680]

約数ペア:

[(1, 199494680), (2, 99747340), (4, 49873670), (5, 39898936), (7, 28499240), (8, 24936835), (10, 19949468), (11, 18135880), (14, 14249620), (19, 10499720), (20, 9974734), (22, 9067940), (28, 7124810), (35, 5699848), (38, 5249860), (40, 4987367), (44, 4533970), (49, 4071320), (55, 3627176), (56, 3562405), (70, 2849924), (76, 2624930), (77, 2590840), (88, 2266985), (95, 2099944), (98, 2035660), (110, 1813588), (133, 1499960), (140, 1424962), (152, 1312465), (154, 1295420), (190, 1049972), (196, 1017830), (209, 954520), (220, 906794), (245, 814264), (266, 749980), (280, 712481), (308, 647710), (380, 524986), (385, 518168), (392, 508915), (418, 477260), (440, 453397), (487, 409640), (490, 407132), (532, 374990), (539, 370120), (616, 323855), (665, 299992), (760, 262493), (770, 259084), (836, 238630), (931, 214280), (974, 204820), (980, 203566), (1045, 190904), (1064, 187495), (1078, 185060), (1330, 149996), (1463, 136360), (1540, 129542), (1672, 119315), (1862, 107140), (1948, 102410), (1960, 101783), (2090, 95452), (2156, 92530), (2435, 81928), (2660, 74998), (2695, 74024), (2926, 68180), (3080, 64771), (3409, 58520), (3724, 53570), (3896, 51205), (4180, 47726), (4312, 46265), (4655, 42856), (4870, 40964), (5320, 37499), (5357, 37240), (5390, 37012), (5852, 34090), (6818, 29260), (7315, 27272), (7448, 26785), (8360, 23863), (9253, 21560), (9310, 21428), (9740, 20482), (10241, 19480), (10714, 18620), (10780, 18506), (11704, 17045), (13636, 14630)]