18598720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 168

約数和(自身を含む): 55741824

約数和(自身を除く): 37143104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 56, 64, 70, 76, 80, 92, 95, 112, 115, 133, 140, 152, 160, 161, 184, 190, 224, 230, 266, 280, 304, 320, 322, 361, 368, 380, 437, 448, 460, 532, 560, 608, 644, 665, 722, 736, 760, 805, 874, 920, 1064, 1120, 1216, 1288, 1330, 1444, 1472, 1520, 1610, 1748, 1805, 1840, 2128, 2185, 2240, 2527, 2576, 2660, 2888, 3040, 3059, 3220, 3496, 3610, 3680, 4256, 4370, 5054, 5152, 5320, 5776, 6080, 6118, 6440, 6992, 7220, 7360, 8303, 8512, 8740, 10108, 10304, 10640, 11552, 12236, 12635, 12880, 13984, 14440, 15295, 16606, 17480, 20216, 21280, 23104, 24472, 25270, 25760, 27968, 28880, 30590, 33212, 34960, 40432, 41515, 42560, 48944, 50540, 51520, 57760, 58121, 61180, 66424, 69920, 80864, 83030, 97888, 101080, 115520, 116242, 122360, 132848, 139840, 161728, 166060, 195776, 202160, 232484, 244720, 265696, 290605, 332120, 404320, 464968, 489440, 531392, 581210, 664240, 808640, 929936, 978880, 1162420, 1328480, 1859872, 2324840, 2656960, 3719744, 4649680, 9299360, 18598720]

約数ペア:

[(1, 18598720), (2, 9299360), (4, 4649680), (5, 3719744), (7, 2656960), (8, 2324840), (10, 1859872), (14, 1328480), (16, 1162420), (19, 978880), (20, 929936), (23, 808640), (28, 664240), (32, 581210), (35, 531392), (38, 489440), (40, 464968), (46, 404320), (56, 332120), (64, 290605), (70, 265696), (76, 244720), (80, 232484), (92, 202160), (95, 195776), (112, 166060), (115, 161728), (133, 139840), (140, 132848), (152, 122360), (160, 116242), (161, 115520), (184, 101080), (190, 97888), (224, 83030), (230, 80864), (266, 69920), (280, 66424), (304, 61180), (320, 58121), (322, 57760), (361, 51520), (368, 50540), (380, 48944), (437, 42560), (448, 41515), (460, 40432), (532, 34960), (560, 33212), (608, 30590), (644, 28880), (665, 27968), (722, 25760), (736, 25270), (760, 24472), (805, 23104), (874, 21280), (920, 20216), (1064, 17480), (1120, 16606), (1216, 15295), (1288, 14440), (1330, 13984), (1444, 12880), (1472, 12635), (1520, 12236), (1610, 11552), (1748, 10640), (1805, 10304), (1840, 10108), (2128, 8740), (2185, 8512), (2240, 8303), (2527, 7360), (2576, 7220), (2660, 6992), (2888, 6440), (3040, 6118), (3059, 6080), (3220, 5776), (3496, 5320), (3610, 5152), (3680, 5054), (4256, 4370)]