81591840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 384

約数和(自身を含む): 333123840

約数和(自身を除く): 251532000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 27, 30, 32, 33, 34, 36, 40, 44, 45, 48, 51, 54, 55, 60, 66, 68, 72, 80, 85, 88, 90, 96, 99, 101, 102, 108, 110, 120, 132, 135, 136, 144, 153, 160, 165, 170, 176, 180, 187, 198, 202, 204, 216, 220, 240, 255, 264, 270, 272, 288, 297, 303, 306, 330, 340, 352, 360, 374, 396, 404, 408, 432, 440, 459, 480, 495, 505, 510, 528, 540, 544, 561, 594, 606, 612, 660, 680, 720, 748, 765, 792, 808, 816, 864, 880, 909, 918, 935, 990, 1010, 1020, 1056, 1080, 1111, 1122, 1188, 1212, 1224, 1320, 1360, 1440, 1485, 1496, 1515, 1530, 1584, 1616, 1632, 1683, 1717, 1760, 1818, 1836, 1870, 1980, 2020, 2040, 2160, 2222, 2244, 2295, 2376, 2424, 2448, 2640, 2720, 2727, 2805, 2970, 2992, 3030, 3060, 3168, 3232, 3333, 3366, 3434, 3636, 3672, 3740, 3960, 4040, 4080, 4320, 4444, 4488, 4545, 4590, 4752, 4848, 4896, 5049, 5151, 5280, 5454, 5555, 5610, 5940, 5984, 6060, 6120, 6666, 6732, 6868, 7272, 7344, 7480, 7920, 8080, 8160, 8415, 8585, 8888, 8976, 9090, 9180, 9504, 9696, 9999, 10098, 10302, 10908, 11110, 11220, 11880, 12120, 12240, 13332, 13464, 13635, 13736, 14544, 14688, 14960, 15453, 15840, 16160, 16665, 16830, 17170, 17776, 17952, 18180, 18360, 18887, 19998, 20196, 20604, 21816, 22220, 22440, 23760, 24240, 24480, 25245, 25755, 26664, 26928, 27270, 27472, 29088, 29920, 29997, 30906, 33330, 33660, 34340, 35552, 36360, 36720, 37774, 39996, 40392, 41208, 43632, 44440, 44880, 46359, 47520, 48480, 49995, 50490, 51510, 53328, 53856, 54540, 54944, 56661, 59994, 61812, 66660, 67320, 68680, 72720, 73440, 75548, 77265, 79992, 80784, 82416, 87264, 88880, 89760, 92718, 94435, 99990, 100980, 103020, 106656, 109080, 113322, 119988, 123624, 133320, 134640, 137360, 145440, 149985, 151096, 154530, 159984, 161568, 164832, 169983, 177760, 185436, 188870, 199980, 201960, 206040, 218160, 226644, 231795, 239976, 247248, 266640, 269280, 274720, 283305, 299970, 302192, 309060, 319968, 339966, 370872, 377740, 399960, 403920, 412080, 436320, 453288, 463590, 479952, 494496, 509949, 533280, 566610, 599940, 604384, 618120, 679932, 741744, 755480, 799920, 807840, 824160, 849915, 906576, 927180, 959904, 1019898, 1133220, 1199880, 1236240, 1359864, 1483488, 1510960, 1599840, 1699830, 1813152, 1854360, 2039796, 2266440, 2399760, 2472480, 2549745, 2719728, 3021920, 3399660, 3708720, 4079592, 4532880, 4799520, 5099490, 5439456, 6799320, 7417440, 8159184, 9065760, 10198980, 13598640, 16318368, 20397960, 27197280, 40795920, 81591840]

約数ペア:

[(1, 81591840), (2, 40795920), (3, 27197280), (4, 20397960), (5, 16318368), (6, 13598640), (8, 10198980), (9, 9065760), (10, 8159184), (11, 7417440), (12, 6799320), (15, 5439456), (16, 5099490), (17, 4799520), (18, 4532880), (20, 4079592), (22, 3708720), (24, 3399660), (27, 3021920), (30, 2719728), (32, 2549745), (33, 2472480), (34, 2399760), (36, 2266440), (40, 2039796), (44, 1854360), (45, 1813152), (48, 1699830), (51, 1599840), (54, 1510960), (55, 1483488), (60, 1359864), (66, 1236240), (68, 1199880), (72, 1133220), (80, 1019898), (85, 959904), (88, 927180), (90, 906576), (96, 849915), (99, 824160), (101, 807840), (102, 799920), (108, 755480), (110, 741744), (120, 679932), (132, 618120), (135, 604384), (136, 599940), (144, 566610), (153, 533280), (160, 509949), (165, 494496), (170, 479952), (176, 463590), (180, 453288), (187, 436320), (198, 412080), (202, 403920), (204, 399960), (216, 377740), (220, 370872), (240, 339966), (255, 319968), (264, 309060), (270, 302192), (272, 299970), (288, 283305), (297, 274720), (303, 269280), (306, 266640), (330, 247248), (340, 239976), (352, 231795), (360, 226644), (374, 218160), (396, 206040), (404, 201960), (408, 199980), (432, 188870), (440, 185436), (459, 177760), (480, 169983), (495, 164832), (505, 161568), (510, 159984), (528, 154530), (540, 151096), (544, 149985), (561, 145440), (594, 137360), (606, 134640), (612, 133320), (660, 123624), (680, 119988), (720, 113322), (748, 109080), (765, 106656), (792, 103020), (808, 100980), (816, 99990), (864, 94435), (880, 92718), (909, 89760), (918, 88880), (935, 87264), (990, 82416), (1010, 80784), (1020, 79992), (1056, 77265), (1080, 75548), (1111, 73440), (1122, 72720), (1188, 68680), (1212, 67320), (1224, 66660), (1320, 61812), (1360, 59994), (1440, 56661), (1485, 54944), (1496, 54540), (1515, 53856), (1530, 53328), (1584, 51510), (1616, 50490), (1632, 49995), (1683, 48480), (1717, 47520), (1760, 46359), (1818, 44880), (1836, 44440), (1870, 43632), (1980, 41208), (2020, 40392), (2040, 39996), (2160, 37774), (2222, 36720), (2244, 36360), (2295, 35552), (2376, 34340), (2424, 33660), (2448, 33330), (2640, 30906), (2720, 29997), (2727, 29920), (2805, 29088), (2970, 27472), (2992, 27270), (3030, 26928), (3060, 26664), (3168, 25755), (3232, 25245), (3333, 24480), (3366, 24240), (3434, 23760), (3636, 22440), (3672, 22220), (3740, 21816), (3960, 20604), (4040, 20196), (4080, 19998), (4320, 18887), (4444, 18360), (4488, 18180), (4545, 17952), (4590, 17776), (4752, 17170), (4848, 16830), (4896, 16665), (5049, 16160), (5151, 15840), (5280, 15453), (5454, 14960), (5555, 14688), (5610, 14544), (5940, 13736), (5984, 13635), (6060, 13464), (6120, 13332), (6666, 12240), (6732, 12120), (6868, 11880), (7272, 11220), (7344, 11110), (7480, 10908), (7920, 10302), (8080, 10098), (8160, 9999), (8415, 9696), (8585, 9504), (8888, 9180), (8976, 9090)]