20317752000

素因数分解:

$2^6\times 3^2\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:503

約数の個数: 1008

約数和(自身を含む): 91255181472

約数和(自身を除く): 70937429472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 25, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 49, 50, 52, 56, 60, 63, 64, 65, 70, 72, 75, 78, 80, 84, 90, 91, 96, 98, 100, 104, 105, 112, 117, 120, 125, 126, 130, 140, 144, 147, 150, 156, 160, 168, 175, 180, 182, 192, 195, 196, 200, 208, 210, 224, 225, 234, 240, 245, 250, 252, 260, 273, 280, 288, 294, 300, 312, 315, 320, 325, 336, 350, 360, 364, 375, 390, 392, 400, 416, 420, 441, 443, 448, 450, 455, 468, 480, 490, 500, 504, 520, 525, 546, 560, 576, 585, 588, 600, 624, 630, 637, 650, 672, 700, 720, 728, 735, 750, 780, 784, 800, 819, 832, 840, 875, 882, 886, 900, 910, 936, 960, 975, 980, 1000, 1008, 1040, 1050, 1092, 1120, 1125, 1170, 1176, 1200, 1225, 1248, 1260, 1274, 1300, 1329, 1344, 1365, 1400, 1440, 1456, 1470, 1500, 1560, 1568, 1575, 1600, 1625, 1638, 1680, 1750, 1764, 1772, 1800, 1820, 1872, 1911, 1950, 1960, 2000, 2016, 2080, 2100, 2184, 2205, 2215, 2240, 2250, 2275, 2340, 2352, 2400, 2450, 2496, 2520, 2548, 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22750, 22932, 23036, 23400, 23520, 24000, 24500, 24808, 25200, 25480, 26000, 26208, 26580, 27300, 27909, 28000, 28224, 28352, 28665, 28795, 29120, 29250, 29400, 30576, 31010, 31200, 31500, 31850, 31896, 32760, 33225, 33600, 34125, 34554, 35280, 35440, 36000, 36400, 36750, 37212, 37440, 38220, 39000, 39200, 39870, 40313, 40768, 40950, 42000, 42528, 43414, 43680, 44100, 44300, 45500, 45864, 46072, 46515, 46800, 47040, 47775, 49000, 49616, 50400, 50960, 51831, 52000, 52416, 53160, 54600, 55125, 55375, 55818, 56000, 57330, 57590, 58500, 58800, 61152, 62020, 62400, 63000, 63700, 63792, 65121, 65520, 66450, 68250, 69108, 70560, 70880, 72000, 72800, 73500, 74424, 76440, 77525, 78000, 78400, 79625, 79740, 80626, 81900, 84000, 85056, 86385, 86828, 87360, 88200, 88600, 91000, 91728, 92144, 93030, 93600, 95550, 98000, 99232, 99675, 100800, 101920, 102375, 103662, 104000, 106320, 108535, 109200, 110250, 110750, 111636, 114660, 115180, 117000, 117600, 120939, 122304, 124040, 126000, 127400, 127584, 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約数ペア:

[(1, 20317752000), (2, 10158876000), (3, 6772584000), (4, 5079438000), (5, 4063550400), (6, 3386292000), (7, 2902536000), (8, 2539719000), (9, 2257528000), (10, 2031775200), (12, 1693146000), (13, 1562904000), (14, 1451268000), (15, 1354516800), (16, 1269859500), (18, 1128764000), (20, 1015887600), (21, 967512000), (24, 846573000), (25, 812710080), (26, 781452000), (28, 725634000), (30, 677258400), (32, 634929750), (35, 580507200), (36, 564382000), (39, 520968000), (40, 507943800), (42, 483756000), (45, 451505600), (48, 423286500), (49, 414648000), (50, 406355040), (52, 390726000), (56, 362817000), (60, 338629200), (63, 322504000), (64, 317464875), (65, 312580800), (70, 290253600), (72, 282191000), (75, 270903360), (78, 260484000), (80, 253971900), (84, 241878000), (90, 225752800), (91, 223272000), (96, 211643250), (98, 207324000), (100, 203177520), (104, 195363000), (105, 193502400), (112, 181408500), (117, 173656000), (120, 169314600), (125, 162542016), (126, 161252000), (130, 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