290216080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4283}}^1$

素因数の和:4325

約数の個数: 120

約数和(自身を含む): 847820736

約数和(自身を除く): 557604656

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1232, 1540, 1694, 1936, 2420, 3080, 3388, 4235, 4283, 4840, 6160, 6776, 8470, 8566, 9680, 13552, 16940, 17132, 21415, 29981, 33880, 34264, 42830, 47113, 59962, 67760, 68528, 85660, 94226, 119924, 149905, 171320, 188452, 235565, 239848, 299810, 329791, 342640, 376904, 471130, 479696, 518243, 599620, 659582, 753808, 942260, 1036486, 1199240, 1319164, 1648955, 1884520, 2072972, 2398480, 2591215, 2638328, 3297910, 3627701, 3769040, 4145944, 5182430, 5276656, 6595820, 7255402, 8291888, 10364860, 13191640, 14510804, 18138505, 20729720, 26383280, 29021608, 36277010, 41459440, 58043216, 72554020, 145108040, 290216080]

約数ペア:

[(1, 290216080), (2, 145108040), (4, 72554020), (5, 58043216), (7, 41459440), (8, 36277010), (10, 29021608), (11, 26383280), (14, 20729720), (16, 18138505), (20, 14510804), (22, 13191640), (28, 10364860), (35, 8291888), (40, 7255402), (44, 6595820), (55, 5276656), (56, 5182430), (70, 4145944), (77, 3769040), (80, 3627701), (88, 3297910), (110, 2638328), (112, 2591215), (121, 2398480), (140, 2072972), (154, 1884520), (176, 1648955), (220, 1319164), (242, 1199240), (280, 1036486), (308, 942260), (385, 753808), (440, 659582), (484, 599620), (560, 518243), (605, 479696), (616, 471130), (770, 376904), (847, 342640), (880, 329791), (968, 299810), (1210, 239848), (1232, 235565), (1540, 188452), (1694, 171320), (1936, 149905), (2420, 119924), (3080, 94226), (3388, 85660), (4235, 68528), (4283, 67760), (4840, 59962), (6160, 47113), (6776, 42830), (8470, 34264), (8566, 33880), (9680, 29981), (13552, 21415), (16940, 17132)]