21469980000

素因数分解:

$2^5\times 3^1\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:185

約数の個数: 960

約数和(自身を含む): 88877150208

約数和(自身を除く): 67407170208

約数列:

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673568, 679000, 692580, 714000, 715666, 721680, 727500, 737800, 751750, 766785, 790500, 791520, 813750, 814800, 817904, 824500, 841960, 848750, 865725, 868000, 885360, 892500, 902100, 922250, 923440, 930000, 970000, 988125, 989400, 1010352, 1018500, 1020000, 1022380, 1030625, 1052450, 1054000, 1073499, 1085000, 1106700, 1108128, 1127625, 1154300, 1164000, 1190000, 1202800, 1226856, 1236750, 1262940, 1264800, 1273125, 1277975, 1302000, 1317500, 1319200, 1358000, 1383375, 1385160, 1428000, 1431332, 1442875, 1443360, 1455000, 1475600, 1503500, 1533570, 1578675, 1581000, 1627500, 1629600, 1635808, 1649000, 1683920, 1697500, 1731450, 1770720, 1785000, 1789165, 1804200, 1844500, 1846880, 1860000, 1879375, 1940000, 1976250, 1978800, 2020704, 2037000, 2044760, 2061250, 2104900, 2108000, 2146998, 2170000, 2213400, 2255250, 2305625, 2308600, 2380000, 2405600, 2453712, 2473500, 2525880, 2546250, 2555950, 2604000, 2631125, 2635000, 2716000, 2766750, 2770320, 2862664, 2885750, 2910000, 2951200, 3007000, 3067140, 3091875, 3157350, 3162000, 3255000, 3298000, 3367840, 3395000, 3462900, 3570000, 3578330, 3608400, 3689000, 3758750, 3833925, 3952500, 3957600, 4074000, 4089520, 4122500, 4209800, 4293996, 4328625, 4340000, 4426800, 4510500, 4611250, 4617200, 4907424, 4947000, 5051760, 5092500, 5111900, 5262250, 5270000, 5367495, 5533500, 5540640, 5638125, 5725328, 5771500, 5820000, 6014000, 6134280, 6183750, 6314700, 6324000, 6389875, 6510000, 6596000, 6790000, 6916875, 6925800, 7140000, 7156660, 7214375, 7216800, 7378000, 7517500, 7667850, 7893375, 7905000, 8148000, 8179040, 8245000, 8419600, 8587992, 8657250, 8853600, 8945825, 9021000, 9222500, 9234400, 9894000, 10103520, 10185000, 10223800, 10524500, 10540000, 10734990, 11067000, 11276250, 11450656, 11543000, 12028000, 12268560, 12367500, 12629400, 12779750, 13020000, 13155625, 13580000, 13833750, 13851600, 14313320, 14428750, 14756000, 15035000, 15335700, 15786750, 15810000, 16490000, 16839200, 17175984, 17314500, 17891650, 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約数ペア:

[(1, 21469980000), (2, 10734990000), (3, 7156660000), (4, 5367495000), (5, 4293996000), (6, 3578330000), (7, 3067140000), (8, 2683747500), (10, 2146998000), (12, 1789165000), (14, 1533570000), (15, 1431332000), (16, 1341873750), (17, 1262940000), (20, 1073499000), (21, 1022380000), (24, 894582500), (25, 858799200), (28, 766785000), (30, 715666000), (31, 692580000), (32, 670936875), (34, 631470000), (35, 613428000), (40, 536749500), (42, 511190000), (48, 447291250), (50, 429399600), (51, 420980000), (56, 383392500), (60, 357833000), (62, 346290000), (68, 315735000), (70, 306714000), (75, 286266400), (80, 268374750), (84, 255595000), (85, 252588000), (93, 230860000), (96, 223645625), (97, 221340000), (100, 214699800), (102, 210490000), (105, 204476000), (112, 191696250), (119, 180420000), (120, 178916500), (124, 173145000), (125, 171759840), (136, 157867500), (140, 153357000), (150, 143133200), (155, 138516000), (160, 134187375), (168, 127797500), (170, 126294000), (175, 122685600), 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