18276720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 320

約数和(自身を含む): 75423744

約数和(自身を除く): 57147024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 23, 24, 28, 30, 33, 35, 40, 42, 43, 44, 46, 48, 55, 56, 60, 66, 69, 70, 77, 80, 84, 86, 88, 92, 105, 110, 112, 115, 120, 129, 132, 138, 140, 154, 161, 165, 168, 172, 176, 184, 210, 215, 220, 230, 231, 240, 253, 258, 264, 276, 280, 301, 308, 322, 330, 336, 344, 345, 368, 385, 420, 430, 440, 460, 462, 473, 483, 506, 516, 528, 552, 560, 602, 616, 644, 645, 660, 688, 690, 759, 770, 805, 840, 860, 880, 903, 920, 924, 946, 966, 989, 1012, 1032, 1104, 1155, 1204, 1232, 1265, 1288, 1290, 1320, 1380, 1419, 1505, 1518, 1540, 1610, 1680, 1720, 1771, 1806, 1840, 1848, 1892, 1932, 1978, 2024, 2064, 2310, 2365, 2408, 2415, 2530, 2576, 2580, 2640, 2760, 2838, 2967, 3010, 3036, 3080, 3220, 3311, 3440, 3542, 3612, 3696, 3784, 3795, 3864, 3956, 4048, 4515, 4620, 4730, 4816, 4830, 4945, 5060, 5160, 5313, 5520, 5676, 5934, 6020, 6072, 6160, 6440, 6622, 6923, 7084, 7095, 7224, 7568, 7590, 7728, 7912, 8855, 9030, 9240, 9460, 9660, 9890, 9933, 10120, 10320, 10626, 10879, 11352, 11868, 12040, 12144, 12880, 13244, 13846, 14168, 14190, 14448, 14835, 15180, 15824, 16555, 17710, 18060, 18480, 18920, 19320, 19780, 19866, 20240, 20769, 21252, 21758, 22704, 23736, 24080, 26488, 26565, 27692, 28336, 28380, 29670, 30360, 32637, 33110, 34615, 35420, 36120, 37840, 38640, 39560, 39732, 41538, 42504, 43516, 47472, 49665, 52976, 53130, 54395, 55384, 56760, 59340, 60720, 65274, 66220, 69230, 70840, 72240, 76153, 79120, 79464, 83076, 85008, 87032, 99330, 103845, 106260, 108790, 110768, 113520, 118680, 130548, 132440, 138460, 141680, 152306, 158928, 163185, 166152, 174064, 198660, 207690, 212520, 217580, 228459, 237360, 261096, 264880, 276920, 304612, 326370, 332304, 380765, 397320, 415380, 425040, 435160, 456918, 522192, 553840, 609224, 652740, 761530, 794640, 830760, 870320, 913836, 1142295, 1218448, 1305480, 1523060, 1661520, 1827672, 2284590, 2610960, 3046120, 3655344, 4569180, 6092240, 9138360, 18276720]

約数ペア:

[(1, 18276720), (2, 9138360), (3, 6092240), (4, 4569180), (5, 3655344), (6, 3046120), (7, 2610960), (8, 2284590), (10, 1827672), (11, 1661520), (12, 1523060), (14, 1305480), (15, 1218448), (16, 1142295), (20, 913836), (21, 870320), (22, 830760), (23, 794640), (24, 761530), (28, 652740), (30, 609224), (33, 553840), (35, 522192), (40, 456918), (42, 435160), (43, 425040), (44, 415380), (46, 397320), (48, 380765), (55, 332304), (56, 326370), (60, 304612), (66, 276920), (69, 264880), (70, 261096), (77, 237360), (80, 228459), (84, 217580), (86, 212520), (88, 207690), (92, 198660), (105, 174064), (110, 166152), (112, 163185), (115, 158928), (120, 152306), (129, 141680), (132, 138460), (138, 132440), (140, 130548), (154, 118680), (161, 113520), (165, 110768), (168, 108790), (172, 106260), (176, 103845), (184, 99330), (210, 87032), (215, 85008), (220, 83076), (230, 79464), (231, 79120), (240, 76153), (253, 72240), (258, 70840), (264, 69230), (276, 66220), (280, 65274), (301, 60720), (308, 59340), (322, 56760), (330, 55384), (336, 54395), (344, 53130), (345, 52976), (368, 49665), (385, 47472), (420, 43516), (430, 42504), (440, 41538), (460, 39732), (462, 39560), (473, 38640), (483, 37840), (506, 36120), (516, 35420), (528, 34615), (552, 33110), (560, 32637), (602, 30360), (616, 29670), (644, 28380), (645, 28336), (660, 27692), (688, 26565), (690, 26488), (759, 24080), (770, 23736), (805, 22704), (840, 21758), (860, 21252), (880, 20769), (903, 20240), (920, 19866), (924, 19780), (946, 19320), (966, 18920), (989, 18480), (1012, 18060), (1032, 17710), (1104, 16555), (1155, 15824), (1204, 15180), (1232, 14835), (1265, 14448), (1288, 14190), (1290, 14168), (1320, 13846), (1380, 13244), (1419, 12880), (1505, 12144), (1518, 12040), (1540, 11868), (1610, 11352), (1680, 10879), (1720, 10626), (1771, 10320), (1806, 10120), (1840, 9933), (1848, 9890), (1892, 9660), (1932, 9460), (1978, 9240), (2024, 9030), (2064, 8855), (2310, 7912), (2365, 7728), (2408, 7590), (2415, 7568), (2530, 7224), (2576, 7095), (2580, 7084), (2640, 6923), (2760, 6622), (2838, 6440), (2967, 6160), (3010, 6072), (3036, 6020), (3080, 5934), (3220, 5676), (3311, 5520), (3440, 5313), (3542, 5160), (3612, 5060), (3696, 4945), (3784, 4830), (3795, 4816), (3864, 4730), (3956, 4620), (4048, 4515)]