81081000

素因数分解:

$2^3\times 3^4\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:64

約数の個数: 640

約数和(自身を含む): 380540160

約数和(自身を除く): 299459160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 33, 35, 36, 39, 40, 42, 44, 45, 50, 52, 54, 55, 56, 60, 63, 65, 66, 70, 72, 75, 77, 78, 81, 84, 88, 90, 91, 99, 100, 104, 105, 108, 110, 117, 120, 125, 126, 130, 132, 135, 140, 143, 150, 154, 156, 162, 165, 168, 175, 180, 182, 189, 195, 198, 200, 210, 216, 220, 225, 231, 234, 250, 252, 260, 264, 270, 273, 275, 280, 286, 297, 300, 308, 312, 315, 324, 325, 330, 350, 351, 360, 364, 375, 378, 385, 390, 396, 405, 420, 429, 440, 450, 455, 462, 468, 495, 500, 504, 520, 525, 540, 546, 550, 567, 572, 585, 594, 600, 616, 630, 648, 650, 660, 675, 693, 700, 702, 715, 728, 750, 756, 770, 780, 792, 810, 819, 825, 840, 858, 875, 891, 900, 910, 924, 936, 945, 975, 990, 1000, 1001, 1050, 1053, 1080, 1092, 1100, 1125, 1134, 1144, 1155, 1170, 1188, 1260, 1287, 1300, 1320, 1350, 1365, 1375, 1386, 1400, 1404, 1430, 1485, 1500, 1512, 1540, 1560, 1575, 1620, 1625, 1638, 1650, 1716, 1750, 1755, 1782, 1800, 1820, 1848, 1890, 1925, 1950, 1980, 2002, 2025, 2079, 2100, 2106, 2145, 2184, 2200, 2250, 2268, 2275, 2310, 2340, 2376, 2457, 2475, 2520, 2574, 2600, 2625, 2700, 2730, 2750, 2772, 2808, 2835, 2860, 2925, 2970, 3000, 3003, 3080, 3150, 3240, 3250, 3276, 3300, 3375, 3432, 3465, 3500, 3510, 3564, 3575, 3640, 3780, 3850, 3861, 3900, 3960, 4004, 4050, 4095, 4125, 4158, 4200, 4212, 4290, 4455, 4500, 4536, 4550, 4620, 4680, 4725, 4875, 4914, 4950, 5005, 5148, 5250, 5265, 5400, 5460, 5500, 5544, 5670, 5720, 5775, 5850, 5940, 6006, 6237, 6300, 6435, 6500, 6552, 6600, 6750, 6825, 6930, 7000, 7020, 7128, 7150, 7371, 7425, 7560, 7700, 7722, 7800, 7875, 8008, 8100, 8190, 8250, 8316, 8424, 8580, 8775, 8910, 9000, 9009, 9100, 9240, 9450, 9625, 9750, 9828, 9900, 10010, 10125, 10296, 10395, 10500, 10530, 10725, 10920, 11000, 11340, 11375, 11550, 11583, 11700, 11880, 12012, 12285, 12375, 12474, 12600, 12870, 13000, 13500, 13650, 13860, 14040, 14175, 14300, 14625, 14742, 14850, 15015, 15400, 15444, 15750, 16200, 16380, 16500, 16632, 17160, 17325, 17550, 17820, 17875, 18018, 18200, 18900, 19250, 19305, 19500, 19656, 19800, 20020, 20250, 20475, 20790, 21000, 21060, 21450, 22275, 22680, 22750, 23100, 23166, 23400, 23625, 24024, 24570, 24750, 24948, 25025, 25740, 26325, 27000, 27027, 27300, 27720, 28350, 28600, 28875, 29250, 29484, 29700, 30030, 30888, 31185, 31500, 32175, 32760, 33000, 34125, 34650, 35100, 35640, 35750, 36036, 36855, 37125, 37800, 38500, 38610, 39000, 40040, 40500, 40950, 41580, 42120, 42900, 43875, 44550, 45045, 45500, 46200, 46332, 47250, 49140, 49500, 49896, 50050, 51480, 51975, 52650, 53625, 54054, 54600, 56700, 57750, 57915, 58500, 58968, 59400, 60060, 61425, 62370, 63000, 64350, 68250, 69300, 70200, 70875, 71500, 72072, 73710, 74250, 75075, 77000, 77220, 81000, 81081, 81900, 83160, 85800, 86625, 87750, 89100, 90090, 91000, 92664, 94500, 96525, 98280, 99000, 100100, 102375, 103950, 105300, 107250, 108108, 111375, 113400, 115500, 115830, 117000, 120120, 122850, 124740, 125125, 128700, 131625, 135135, 136500, 138600, 141750, 143000, 147420, 148500, 150150, 154440, 155925, 160875, 162162, 163800, 173250, 175500, 178200, 180180, 184275, 189000, 193050, 200200, 204750, 207900, 210600, 214500, 216216, 222750, 225225, 231000, 231660, 245700, 249480, 250250, 257400, 259875, 263250, 270270, 273000, 283500, 289575, 294840, 297000, 300300, 307125, 311850, 321750, 324324, 346500, 351000, 360360, 368550, 375375, 386100, 405405, 409500, 415800, 429000, 445500, 450450, 463320, 482625, 491400, 500500, 519750, 526500, 540540, 567000, 579150, 600600, 614250, 623700, 643500, 648648, 675675, 693000, 737100, 750750, 772200, 779625, 810810, 819000, 891000, 900900, 921375, 965250, 1001000, 1039500, 1053000, 1081080, 1126125, 1158300, 1228500, 1247400, 1287000, 1351350, 1447875, 1474200, 1501500, 1559250, 1621620, 1801800, 1842750, 1930500, 2027025, 2079000, 2252250, 2316600, 2457000, 2702700, 2895750, 3003000, 3118500, 3243240, 3378375, 3685500, 3861000, 4054050, 4504500, 5405400, 5791500, 6237000, 6756750, 7371000, 8108100, 9009000, 10135125, 11583000, 13513500, 16216200, 20270250, 27027000, 40540500, 81081000]

約数ペア:

[(1, 81081000), (2, 40540500), (3, 27027000), (4, 20270250), (5, 16216200), (6, 13513500), (7, 11583000), (8, 10135125), (9, 9009000), (10, 8108100), (11, 7371000), (12, 6756750), (13, 6237000), (14, 5791500), (15, 5405400), (18, 4504500), (20, 4054050), (21, 3861000), (22, 3685500), (24, 3378375), (25, 3243240), (26, 3118500), (27, 3003000), (28, 2895750), (30, 2702700), (33, 2457000), (35, 2316600), (36, 2252250), (39, 2079000), (40, 2027025), (42, 1930500), (44, 1842750), (45, 1801800), (50, 1621620), (52, 1559250), (54, 1501500), (55, 1474200), (56, 1447875), (60, 1351350), (63, 1287000), (65, 1247400), (66, 1228500), (70, 1158300), (72, 1126125), (75, 1081080), (77, 1053000), (78, 1039500), (81, 1001000), (84, 965250), (88, 921375), (90, 900900), (91, 891000), (99, 819000), (100, 810810), (104, 779625), (105, 772200), (108, 750750), (110, 737100), (117, 693000), (120, 675675), (125, 648648), (126, 643500), (130, 623700), (132, 614250), (135, 600600), (140, 579150), (143, 567000), (150, 540540), (154, 526500), (156, 519750), (162, 500500), (165, 491400), (168, 482625), (175, 463320), (180, 450450), (182, 445500), (189, 429000), (195, 415800), (198, 409500), (200, 405405), (210, 386100), (216, 375375), (220, 368550), (225, 360360), (231, 351000), (234, 346500), (250, 324324), (252, 321750), (260, 311850), (264, 307125), (270, 300300), (273, 297000), (275, 294840), (280, 289575), (286, 283500), (297, 273000), (300, 270270), (308, 263250), (312, 259875), (315, 257400), (324, 250250), (325, 249480), (330, 245700), (350, 231660), (351, 231000), (360, 225225), (364, 222750), (375, 216216), (378, 214500), (385, 210600), (390, 207900), (396, 204750), (405, 200200), (420, 193050), (429, 189000), (440, 184275), (450, 180180), (455, 178200), (462, 175500), (468, 173250), (495, 163800), (500, 162162), (504, 160875), (520, 155925), (525, 154440), (540, 150150), (546, 148500), (550, 147420), (567, 143000), (572, 141750), (585, 138600), (594, 136500), (600, 135135), (616, 131625), (630, 128700), (648, 125125), (650, 124740), (660, 122850), (675, 120120), (693, 117000), (700, 115830), (702, 115500), (715, 113400), (728, 111375), (750, 108108), (756, 107250), (770, 105300), (780, 103950), (792, 102375), (810, 100100), (819, 99000), (825, 98280), (840, 96525), (858, 94500), (875, 92664), (891, 91000), (900, 90090), (910, 89100), (924, 87750), (936, 86625), (945, 85800), (975, 83160), (990, 81900), (1000, 81081), (1001, 81000), (1050, 77220), (1053, 77000), (1080, 75075), (1092, 74250), (1100, 73710), (1125, 72072), (1134, 71500), (1144, 70875), (1155, 70200), (1170, 69300), (1188, 68250), (1260, 64350), (1287, 63000), (1300, 62370), (1320, 61425), (1350, 60060), (1365, 59400), (1375, 58968), (1386, 58500), (1400, 57915), (1404, 57750), (1430, 56700), (1485, 54600), (1500, 54054), (1512, 53625), (1540, 52650), (1560, 51975), (1575, 51480), (1620, 50050), (1625, 49896), (1638, 49500), (1650, 49140), (1716, 47250), (1750, 46332), (1755, 46200), (1782, 45500), (1800, 45045), (1820, 44550), (1848, 43875), (1890, 42900), (1925, 42120), (1950, 41580), (1980, 40950), (2002, 40500), (2025, 40040), (2079, 39000), (2100, 38610), (2106, 38500), (2145, 37800), (2184, 37125), (2200, 36855), (2250, 36036), (2268, 35750), (2275, 35640), (2310, 35100), (2340, 34650), (2376, 34125), (2457, 33000), (2475, 32760), (2520, 32175), (2574, 31500), (2600, 31185), (2625, 30888), (2700, 30030), (2730, 29700), (2750, 29484), (2772, 29250), (2808, 28875), (2835, 28600), (2860, 28350), (2925, 27720), (2970, 27300), (3000, 27027), (3003, 27000), (3080, 26325), (3150, 25740), (3240, 25025), (3250, 24948), (3276, 24750), (3300, 24570), (3375, 24024), (3432, 23625), (3465, 23400), (3500, 23166), (3510, 23100), (3564, 22750), (3575, 22680), (3640, 22275), (3780, 21450), (3850, 21060), (3861, 21000), (3900, 20790), (3960, 20475), (4004, 20250), (4050, 20020), (4095, 19800), (4125, 19656), (4158, 19500), (4200, 19305), (4212, 19250), (4290, 18900), (4455, 18200), (4500, 18018), (4536, 17875), (4550, 17820), (4620, 17550), (4680, 17325), (4725, 17160), (4875, 16632), (4914, 16500), (4950, 16380), (5005, 16200), (5148, 15750), (5250, 15444), (5265, 15400), (5400, 15015), (5460, 14850), (5500, 14742), (5544, 14625), (5670, 14300), (5720, 14175), (5775, 14040), (5850, 13860), (5940, 13650), (6006, 13500), (6237, 13000), (6300, 12870), (6435, 12600), (6500, 12474), (6552, 12375), (6600, 12285), (6750, 12012), (6825, 11880), (6930, 11700), (7000, 11583), (7020, 11550), (7128, 11375), (7150, 11340), (7371, 11000), (7425, 10920), (7560, 10725), (7700, 10530), (7722, 10500), (7800, 10395), (7875, 10296), (8008, 10125), (8100, 10010), (8190, 9900), (8250, 9828), (8316, 9750), (8424, 9625), (8580, 9450), (8775, 9240), (8910, 9100), (9000, 9009)]