21658669440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{490459}}^1$

素因数の和:490504

約数の個数: 128

約数和(自身を含む): 72038764800

約数和(自身を除く): 50380095360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 4416, 5520, 7360, 8832, 11040, 14720, 22080, 44160, 490459, 980918, 1471377, 1961836, 2452295, 2942754, 3923672, 4904590, 5885508, 7356885, 7847344, 9809180, 11280557, 11771016, 14713770, 15694688, 19618360, 22561114, 23542032, 29427540, 31389376, 33841671, 39236720, 45122228, 47084064, 56402785, 58855080, 62778752, 67683342, 78473440, 90244456, 94168128, 112805570, 117710160, 135366684, 156946880, 169208355, 180488912, 188336256, 225611140, 235420320, 270733368, 313893760, 338416710, 360977824, 451222280, 470840640, 541466736, 676833420, 721955648, 902444560, 941681280, 1082933472, 1353666840, 1443911296, 1804889120, 2165866944, 2707333680, 3609778240, 4331733888, 5414667360, 7219556480, 10829334720, 21658669440]

約数ペア:

[(1, 21658669440), (2, 10829334720), (3, 7219556480), (4, 5414667360), (5, 4331733888), (6, 3609778240), (8, 2707333680), (10, 2165866944), (12, 1804889120), (15, 1443911296), (16, 1353666840), (20, 1082933472), (23, 941681280), (24, 902444560), (30, 721955648), (32, 676833420), (40, 541466736), (46, 470840640), (48, 451222280), (60, 360977824), (64, 338416710), (69, 313893760), (80, 270733368), (92, 235420320), (96, 225611140), (115, 188336256), (120, 180488912), (128, 169208355), (138, 156946880), (160, 135366684), (184, 117710160), (192, 112805570), (230, 94168128), (240, 90244456), (276, 78473440), (320, 67683342), (345, 62778752), (368, 58855080), (384, 56402785), (460, 47084064), (480, 45122228), (552, 39236720), (640, 33841671), (690, 31389376), (736, 29427540), (920, 23542032), (960, 22561114), (1104, 19618360), (1380, 15694688), (1472, 14713770), (1840, 11771016), (1920, 11280557), (2208, 9809180), (2760, 7847344), (2944, 7356885), (3680, 5885508), (4416, 4904590), (5520, 3923672), (7360, 2942754), (8832, 2452295), (11040, 1961836), (14720, 1471377), (22080, 980918), (44160, 490459)]