20173351680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56489}}^1$

素因数の和:56547

約数の個数: 216

約数和(自身を含む): 72050509440

約数和(自身を除く): 51877157760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2304, 2480, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4960, 5580, 5760, 5952, 7440, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 17856, 19840, 22320, 23808, 29760, 35712, 39680, 44640, 56489, 59520, 71424, 89280, 112978, 119040, 169467, 178560, 225956, 282445, 338934, 357120, 451912, 508401, 564890, 677868, 847335, 903824, 1016802, 1129780, 1355736, 1694670, 1751159, 1807648, 2033604, 2259560, 2542005, 2711472, 3389340, 3502318, 3615296, 4067208, 4519120, 5084010, 5253477, 5422944, 6778680, 7004636, 7230592, 8134416, 8755795, 9038240, 10168020, 10506954, 10845888, 13557360, 14009272, 14461184, 15760431, 16268832, 17511590, 18076480, 20336040, 21013908, 21691776, 26267385, 27114720, 28018544, 31520862, 32537664, 35023180, 36152960, 40672080, 42027816, 43383552, 52534770, 54229440, 56037088, 63041724, 65075328, 70046360, 72305920, 78802155, 81344160, 84055632, 105069540, 108458880, 112074176, 126083448, 130150656, 140092720, 157604310, 162688320, 168111264, 210139080, 216917760, 224148352, 252166896, 280185440, 315208620, 325376640, 336222528, 420278160, 448296704, 504333792, 560370880, 630417240, 650753280, 672445056, 840556320, 1008667584, 1120741760, 1260834480, 1344890112, 1681112640, 2017335168, 2241483520, 2521668960, 3362225280, 4034670336, 5043337920, 6724450560, 10086675840, 20173351680]

約数ペア:

[(1, 20173351680), (2, 10086675840), (3, 6724450560), (4, 5043337920), (5, 4034670336), (6, 3362225280), (8, 2521668960), (9, 2241483520), (10, 2017335168), (12, 1681112640), (15, 1344890112), (16, 1260834480), (18, 1120741760), (20, 1008667584), (24, 840556320), (30, 672445056), (31, 650753280), (32, 630417240), (36, 560370880), (40, 504333792), (45, 448296704), (48, 420278160), (60, 336222528), (62, 325376640), (64, 315208620), (72, 280185440), (80, 252166896), (90, 224148352), (93, 216917760), (96, 210139080), (120, 168111264), (124, 162688320), (128, 157604310), (144, 140092720), (155, 130150656), (160, 126083448), (180, 112074176), (186, 108458880), (192, 105069540), (240, 84055632), (248, 81344160), (256, 78802155), (279, 72305920), (288, 70046360), (310, 65075328), (320, 63041724), (360, 56037088), (372, 54229440), (384, 52534770), (465, 43383552), (480, 42027816), (496, 40672080), (558, 36152960), (576, 35023180), (620, 32537664), (640, 31520862), (720, 28018544), (744, 27114720), (768, 26267385), (930, 21691776), (960, 21013908), (992, 20336040), (1116, 18076480), (1152, 17511590), (1240, 16268832), (1280, 15760431), (1395, 14461184), (1440, 14009272), (1488, 13557360), (1860, 10845888), (1920, 10506954), (1984, 10168020), (2232, 9038240), (2304, 8755795), (2480, 8134416), (2790, 7230592), (2880, 7004636), (2976, 6778680), (3720, 5422944), (3840, 5253477), (3968, 5084010), (4464, 4519120), (4960, 4067208), (5580, 3615296), (5760, 3502318), (5952, 3389340), (7440, 2711472), (7936, 2542005), (8928, 2259560), (9920, 2033604), (11160, 1807648), (11520, 1751159), (11904, 1694670), (14880, 1355736), (17856, 1129780), (19840, 1016802), (22320, 903824), (23808, 847335), (29760, 677868), (35712, 564890), (39680, 508401), (44640, 451912), (56489, 357120), (59520, 338934), (71424, 282445), (89280, 225956), (112978, 178560), (119040, 169467)]