204590560

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:416

約数の個数: 96

約数和(自身を含む): 500556672

約数和(自身を除く): 295966112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 131, 160, 172, 215, 227, 262, 344, 430, 454, 524, 655, 688, 860, 908, 1048, 1135, 1310, 1376, 1720, 1816, 2096, 2270, 2620, 3440, 3632, 4192, 4540, 5240, 5633, 6880, 7264, 9080, 9761, 10480, 11266, 18160, 19522, 20960, 22532, 28165, 29737, 36320, 39044, 45064, 48805, 56330, 59474, 78088, 90128, 97610, 112660, 118948, 148685, 156176, 180256, 195220, 225320, 237896, 297370, 312352, 390440, 450640, 475792, 594740, 780880, 901280, 951584, 1189480, 1278691, 1561760, 2378960, 2557382, 4757920, 5114764, 6393455, 10229528, 12786910, 20459056, 25573820, 40918112, 51147640, 102295280, 204590560]

約数ペア:

[(1, 204590560), (2, 102295280), (4, 51147640), (5, 40918112), (8, 25573820), (10, 20459056), (16, 12786910), (20, 10229528), (32, 6393455), (40, 5114764), (43, 4757920), (80, 2557382), (86, 2378960), (131, 1561760), (160, 1278691), (172, 1189480), (215, 951584), (227, 901280), (262, 780880), (344, 594740), (430, 475792), (454, 450640), (524, 390440), (655, 312352), (688, 297370), (860, 237896), (908, 225320), (1048, 195220), (1135, 180256), (1310, 156176), (1376, 148685), (1720, 118948), (1816, 112660), (2096, 97610), (2270, 90128), (2620, 78088), (3440, 59474), (3632, 56330), (4192, 48805), (4540, 45064), (5240, 39044), (5633, 36320), (6880, 29737), (7264, 28165), (9080, 22532), (9761, 20960), (10480, 19522), (11266, 18160)]