20709000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:102

約数の個数: 256

約数和(自身を含む): 78624000

約数和(自身を除く): 57915000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 50, 52, 54, 59, 60, 65, 72, 75, 78, 90, 100, 104, 108, 117, 118, 120, 125, 130, 135, 150, 156, 177, 180, 195, 200, 216, 225, 234, 236, 250, 260, 270, 295, 300, 312, 325, 351, 354, 360, 375, 390, 450, 468, 472, 500, 520, 531, 540, 585, 590, 600, 650, 675, 702, 708, 750, 767, 780, 885, 900, 936, 975, 1000, 1062, 1080, 1125, 1170, 1180, 1300, 1350, 1404, 1416, 1475, 1500, 1534, 1560, 1593, 1625, 1755, 1770, 1800, 1950, 2124, 2250, 2301, 2340, 2360, 2600, 2655, 2700, 2808, 2925, 2950, 3000, 3068, 3186, 3250, 3375, 3510, 3540, 3835, 3900, 4248, 4425, 4500, 4602, 4680, 4875, 5310, 5400, 5850, 5900, 6136, 6372, 6500, 6750, 6903, 7020, 7080, 7375, 7670, 7800, 7965, 8775, 8850, 9000, 9204, 9750, 10620, 11505, 11700, 11800, 12744, 13000, 13275, 13500, 13806, 14040, 14625, 14750, 15340, 15930, 17550, 17700, 18408, 19175, 19500, 20709, 21240, 22125, 23010, 23400, 26550, 27000, 27612, 29250, 29500, 30680, 31860, 34515, 35100, 35400, 38350, 39000, 39825, 41418, 43875, 44250, 46020, 53100, 55224, 57525, 58500, 59000, 63720, 66375, 69030, 70200, 76700, 79650, 82836, 87750, 88500, 92040, 95875, 103545, 106200, 115050, 117000, 132750, 138060, 153400, 159300, 165672, 172575, 175500, 177000, 191750, 199125, 207090, 230100, 265500, 276120, 287625, 318600, 345150, 351000, 383500, 398250, 414180, 460200, 517725, 531000, 575250, 690300, 767000, 796500, 828360, 862875, 1035450, 1150500, 1380600, 1593000, 1725750, 2070900, 2301000, 2588625, 3451500, 4141800, 5177250, 6903000, 10354500, 20709000]

約数ペア:

[(1, 20709000), (2, 10354500), (3, 6903000), (4, 5177250), (5, 4141800), (6, 3451500), (8, 2588625), (9, 2301000), (10, 2070900), (12, 1725750), (13, 1593000), (15, 1380600), (18, 1150500), (20, 1035450), (24, 862875), (25, 828360), (26, 796500), (27, 767000), (30, 690300), (36, 575250), (39, 531000), (40, 517725), (45, 460200), (50, 414180), (52, 398250), (54, 383500), (59, 351000), (60, 345150), (65, 318600), (72, 287625), (75, 276120), (78, 265500), (90, 230100), (100, 207090), (104, 199125), (108, 191750), (117, 177000), (118, 175500), (120, 172575), (125, 165672), (130, 159300), (135, 153400), (150, 138060), (156, 132750), (177, 117000), (180, 115050), (195, 106200), (200, 103545), (216, 95875), (225, 92040), (234, 88500), (236, 87750), (250, 82836), (260, 79650), (270, 76700), (295, 70200), (300, 69030), (312, 66375), (325, 63720), (351, 59000), (354, 58500), (360, 57525), (375, 55224), (390, 53100), (450, 46020), (468, 44250), (472, 43875), (500, 41418), (520, 39825), (531, 39000), (540, 38350), (585, 35400), (590, 35100), (600, 34515), (650, 31860), (675, 30680), (702, 29500), (708, 29250), (750, 27612), (767, 27000), (780, 26550), (885, 23400), (900, 23010), (936, 22125), (975, 21240), (1000, 20709), (1062, 19500), (1080, 19175), (1125, 18408), (1170, 17700), (1180, 17550), (1300, 15930), (1350, 15340), (1404, 14750), (1416, 14625), (1475, 14040), (1500, 13806), (1534, 13500), (1560, 13275), (1593, 13000), (1625, 12744), (1755, 11800), (1770, 11700), (1800, 11505), (1950, 10620), (2124, 9750), (2250, 9204), (2301, 9000), (2340, 8850), (2360, 8775), (2600, 7965), (2655, 7800), (2700, 7670), (2808, 7375), (2925, 7080), (2950, 7020), (3000, 6903), (3068, 6750), (3186, 6500), (3250, 6372), (3375, 6136), (3510, 5900), (3540, 5850), (3835, 5400), (3900, 5310), (4248, 4875), (4425, 4680), (4500, 4602)]