81765000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 240

約数和(自身を含む): 292406400

約数和(自身を除く): 210641400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 50, 60, 69, 72, 75, 79, 90, 92, 100, 115, 120, 125, 138, 150, 158, 180, 184, 200, 207, 225, 230, 237, 250, 276, 300, 316, 345, 360, 375, 395, 414, 450, 460, 474, 500, 552, 575, 600, 625, 632, 690, 711, 750, 790, 828, 900, 920, 948, 1000, 1035, 1125, 1150, 1185, 1250, 1380, 1422, 1500, 1580, 1656, 1725, 1800, 1817, 1875, 1896, 1975, 2070, 2250, 2300, 2370, 2500, 2760, 2844, 2875, 3000, 3160, 3450, 3555, 3634, 3750, 3950, 4140, 4500, 4600, 4740, 5000, 5175, 5451, 5625, 5688, 5750, 5925, 6900, 7110, 7268, 7500, 7900, 8280, 8625, 9000, 9085, 9480, 9875, 10350, 10902, 11250, 11500, 11850, 13800, 14220, 14375, 14536, 15000, 15800, 16353, 17250, 17775, 18170, 19750, 20700, 21804, 22500, 23000, 23700, 25875, 27255, 28440, 28750, 29625, 32706, 34500, 35550, 36340, 39500, 41400, 43125, 43608, 45000, 45425, 47400, 49375, 51750, 54510, 57500, 59250, 65412, 69000, 71100, 72680, 79000, 81765, 86250, 88875, 90850, 98750, 103500, 109020, 115000, 118500, 129375, 130824, 136275, 142200, 148125, 163530, 172500, 177750, 181700, 197500, 207000, 218040, 227125, 237000, 258750, 272550, 296250, 327060, 345000, 355500, 363400, 395000, 408825, 444375, 454250, 517500, 545100, 592500, 654120, 681375, 711000, 817650, 888750, 908500, 1035000, 1090200, 1135625, 1185000, 1362750, 1635300, 1777500, 1817000, 2044125, 2271250, 2725500, 3270600, 3406875, 3555000, 4088250, 4542500, 5451000, 6813750, 8176500, 9085000, 10220625, 13627500, 16353000, 20441250, 27255000, 40882500, 81765000]

約数ペア:

[(1, 81765000), (2, 40882500), (3, 27255000), (4, 20441250), (5, 16353000), (6, 13627500), (8, 10220625), (9, 9085000), (10, 8176500), (12, 6813750), (15, 5451000), (18, 4542500), (20, 4088250), (23, 3555000), (24, 3406875), (25, 3270600), (30, 2725500), (36, 2271250), (40, 2044125), (45, 1817000), (46, 1777500), (50, 1635300), (60, 1362750), (69, 1185000), (72, 1135625), (75, 1090200), (79, 1035000), (90, 908500), (92, 888750), (100, 817650), (115, 711000), (120, 681375), (125, 654120), (138, 592500), (150, 545100), (158, 517500), (180, 454250), (184, 444375), (200, 408825), (207, 395000), (225, 363400), (230, 355500), (237, 345000), (250, 327060), (276, 296250), (300, 272550), (316, 258750), (345, 237000), (360, 227125), (375, 218040), (395, 207000), (414, 197500), (450, 181700), (460, 177750), (474, 172500), (500, 163530), (552, 148125), (575, 142200), (600, 136275), (625, 130824), (632, 129375), (690, 118500), (711, 115000), (750, 109020), (790, 103500), (828, 98750), (900, 90850), (920, 88875), (948, 86250), (1000, 81765), (1035, 79000), (1125, 72680), (1150, 71100), (1185, 69000), (1250, 65412), (1380, 59250), (1422, 57500), (1500, 54510), (1580, 51750), (1656, 49375), (1725, 47400), (1800, 45425), (1817, 45000), (1875, 43608), (1896, 43125), (1975, 41400), (2070, 39500), (2250, 36340), (2300, 35550), (2370, 34500), (2500, 32706), (2760, 29625), (2844, 28750), (2875, 28440), (3000, 27255), (3160, 25875), (3450, 23700), (3555, 23000), (3634, 22500), (3750, 21804), (3950, 20700), (4140, 19750), (4500, 18170), (4600, 17775), (4740, 17250), (5000, 16353), (5175, 15800), (5451, 15000), (5625, 14536), (5688, 14375), (5750, 14220), (5925, 13800), (6900, 11850), (7110, 11500), (7268, 11250), (7500, 10902), (7900, 10350), (8280, 9875), (8625, 9480), (9000, 9085)]