18131520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 224

約数和(自身を含む): 67153536

約数和(自身を除く): 49022016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 101, 102, 110, 120, 132, 136, 160, 165, 170, 176, 187, 192, 202, 204, 220, 240, 255, 264, 272, 303, 320, 330, 340, 352, 374, 404, 408, 440, 480, 505, 510, 528, 544, 561, 606, 660, 680, 704, 748, 808, 816, 880, 935, 960, 1010, 1020, 1056, 1088, 1111, 1122, 1212, 1320, 1360, 1496, 1515, 1616, 1632, 1717, 1760, 1870, 2020, 2040, 2112, 2222, 2244, 2424, 2640, 2720, 2805, 2992, 3030, 3232, 3264, 3333, 3434, 3520, 3740, 4040, 4080, 4444, 4488, 4848, 5151, 5280, 5440, 5555, 5610, 5984, 6060, 6464, 6666, 6868, 7480, 8080, 8160, 8585, 8888, 8976, 9696, 10302, 10560, 11110, 11220, 11968, 12120, 13332, 13736, 14960, 16160, 16320, 16665, 17170, 17776, 17952, 18887, 19392, 20604, 22220, 22440, 24240, 25755, 26664, 27472, 29920, 32320, 33330, 34340, 35552, 35904, 37774, 41208, 44440, 44880, 48480, 51510, 53328, 54944, 56661, 59840, 66660, 68680, 71104, 75548, 82416, 88880, 89760, 94435, 96960, 103020, 106656, 109888, 113322, 133320, 137360, 151096, 164832, 177760, 179520, 188870, 206040, 213312, 226644, 266640, 274720, 283305, 302192, 329664, 355520, 377740, 412080, 453288, 533280, 549440, 566610, 604384, 755480, 824160, 906576, 1066560, 1133220, 1208768, 1510960, 1648320, 1813152, 2266440, 3021920, 3626304, 4532880, 6043840, 9065760, 18131520]

約数ペア:

[(1, 18131520), (2, 9065760), (3, 6043840), (4, 4532880), (5, 3626304), (6, 3021920), (8, 2266440), (10, 1813152), (11, 1648320), (12, 1510960), (15, 1208768), (16, 1133220), (17, 1066560), (20, 906576), (22, 824160), (24, 755480), (30, 604384), (32, 566610), (33, 549440), (34, 533280), (40, 453288), (44, 412080), (48, 377740), (51, 355520), (55, 329664), (60, 302192), (64, 283305), (66, 274720), (68, 266640), (80, 226644), (85, 213312), (88, 206040), (96, 188870), (101, 179520), (102, 177760), (110, 164832), (120, 151096), (132, 137360), (136, 133320), (160, 113322), (165, 109888), (170, 106656), (176, 103020), (187, 96960), (192, 94435), (202, 89760), (204, 88880), (220, 82416), (240, 75548), (255, 71104), (264, 68680), (272, 66660), (303, 59840), (320, 56661), (330, 54944), (340, 53328), (352, 51510), (374, 48480), (404, 44880), (408, 44440), (440, 41208), (480, 37774), (505, 35904), (510, 35552), (528, 34340), (544, 33330), (561, 32320), (606, 29920), (660, 27472), (680, 26664), (704, 25755), (748, 24240), (808, 22440), (816, 22220), (880, 20604), (935, 19392), (960, 18887), (1010, 17952), (1020, 17776), (1056, 17170), (1088, 16665), (1111, 16320), (1122, 16160), (1212, 14960), (1320, 13736), (1360, 13332), (1496, 12120), (1515, 11968), (1616, 11220), (1632, 11110), (1717, 10560), (1760, 10302), (1870, 9696), (2020, 8976), (2040, 8888), (2112, 8585), (2222, 8160), (2244, 8080), (2424, 7480), (2640, 6868), (2720, 6666), (2805, 6464), (2992, 6060), (3030, 5984), (3232, 5610), (3264, 5555), (3333, 5440), (3434, 5280), (3520, 5151), (3740, 4848), (4040, 4488), (4080, 4444)]