260655360

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{9697}}^1$

素因数の和:9728

約数の個数: 144

約数和(自身を含む): 951490176

約数和(自身を除く): 690834816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 9697, 13440, 19394, 26880, 29091, 38788, 48485, 58182, 67879, 77576, 96970, 116364, 135758, 145455, 155152, 193940, 203637, 232728, 271516, 290910, 310304, 339395, 387880, 407274, 465456, 543032, 581820, 620608, 678790, 775760, 814548, 930912, 1018185, 1086064, 1163640, 1241216, 1357580, 1551520, 1629096, 1861824, 2036370, 2172128, 2327280, 2482432, 2715160, 3103040, 3258192, 3723648, 4072740, 4344256, 4654560, 5430320, 6206080, 6516384, 7447296, 8145480, 8688512, 9309120, 10860640, 12412160, 13032768, 16290960, 17377024, 18618240, 21721280, 26065536, 32581920, 37236480, 43442560, 52131072, 65163840, 86885120, 130327680, 260655360]

約数ペア:

[(1, 260655360), (2, 130327680), (3, 86885120), (4, 65163840), (5, 52131072), (6, 43442560), (7, 37236480), (8, 32581920), (10, 26065536), (12, 21721280), (14, 18618240), (15, 17377024), (16, 16290960), (20, 13032768), (21, 12412160), (24, 10860640), (28, 9309120), (30, 8688512), (32, 8145480), (35, 7447296), (40, 6516384), (42, 6206080), (48, 5430320), (56, 4654560), (60, 4344256), (64, 4072740), (70, 3723648), (80, 3258192), (84, 3103040), (96, 2715160), (105, 2482432), (112, 2327280), (120, 2172128), (128, 2036370), (140, 1861824), (160, 1629096), (168, 1551520), (192, 1357580), (210, 1241216), (224, 1163640), (240, 1086064), (256, 1018185), (280, 930912), (320, 814548), (336, 775760), (384, 678790), (420, 620608), (448, 581820), (480, 543032), (560, 465456), (640, 407274), (672, 387880), (768, 339395), (840, 310304), (896, 290910), (960, 271516), (1120, 232728), (1280, 203637), (1344, 193940), (1680, 155152), (1792, 145455), (1920, 135758), (2240, 116364), (2688, 96970), (3360, 77576), (3840, 67879), (4480, 58182), (5376, 48485), (6720, 38788), (8960, 29091), (9697, 26880), (13440, 19394)]