18395520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:113

約数の個数: 256

約数和(自身を含む): 69914880

約数和(自身を除く): 51519360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 67, 78, 80, 88, 96, 104, 110, 120, 128, 130, 132, 134, 143, 156, 160, 165, 176, 192, 195, 201, 208, 220, 240, 260, 264, 268, 286, 312, 320, 330, 335, 352, 384, 390, 402, 416, 429, 440, 480, 520, 528, 536, 572, 624, 640, 660, 670, 704, 715, 737, 780, 804, 832, 858, 871, 880, 960, 1005, 1040, 1056, 1072, 1144, 1248, 1320, 1340, 1408, 1430, 1474, 1560, 1608, 1664, 1716, 1742, 1760, 1920, 2010, 2080, 2112, 2144, 2145, 2211, 2288, 2496, 2613, 2640, 2680, 2860, 2948, 3120, 3216, 3432, 3484, 3520, 3685, 4020, 4160, 4224, 4288, 4290, 4355, 4422, 4576, 4992, 5226, 5280, 5360, 5720, 5896, 6240, 6432, 6864, 6968, 7040, 7370, 8040, 8320, 8576, 8580, 8710, 8844, 9152, 9581, 10452, 10560, 10720, 11055, 11440, 11792, 12480, 12864, 13065, 13728, 13936, 14740, 16080, 17160, 17420, 17688, 18304, 19162, 20904, 21120, 21440, 22110, 22880, 23584, 24960, 25728, 26130, 27456, 27872, 28743, 29480, 32160, 34320, 34840, 35376, 38324, 41808, 42880, 44220, 45760, 47168, 47905, 52260, 54912, 55744, 57486, 58960, 64320, 68640, 69680, 70752, 76648, 83616, 88440, 91520, 94336, 95810, 104520, 111488, 114972, 117920, 128640, 137280, 139360, 141504, 143715, 153296, 167232, 176880, 191620, 209040, 229944, 235840, 274560, 278720, 283008, 287430, 306592, 334464, 353760, 383240, 418080, 459888, 471680, 557440, 574860, 613184, 707520, 766480, 836160, 919776, 1149720, 1226368, 1415040, 1532960, 1672320, 1839552, 2299440, 3065920, 3679104, 4598880, 6131840, 9197760, 18395520]

約数ペア:

[(1, 18395520), (2, 9197760), (3, 6131840), (4, 4598880), (5, 3679104), (6, 3065920), (8, 2299440), (10, 1839552), (11, 1672320), (12, 1532960), (13, 1415040), (15, 1226368), (16, 1149720), (20, 919776), (22, 836160), (24, 766480), (26, 707520), (30, 613184), (32, 574860), (33, 557440), (39, 471680), (40, 459888), (44, 418080), (48, 383240), (52, 353760), (55, 334464), (60, 306592), (64, 287430), (65, 283008), (66, 278720), (67, 274560), (78, 235840), (80, 229944), (88, 209040), (96, 191620), (104, 176880), (110, 167232), (120, 153296), (128, 143715), (130, 141504), (132, 139360), (134, 137280), (143, 128640), (156, 117920), (160, 114972), (165, 111488), (176, 104520), (192, 95810), (195, 94336), (201, 91520), (208, 88440), (220, 83616), (240, 76648), (260, 70752), (264, 69680), (268, 68640), (286, 64320), (312, 58960), (320, 57486), (330, 55744), (335, 54912), (352, 52260), (384, 47905), (390, 47168), (402, 45760), (416, 44220), (429, 42880), (440, 41808), (480, 38324), (520, 35376), (528, 34840), (536, 34320), (572, 32160), (624, 29480), (640, 28743), (660, 27872), (670, 27456), (704, 26130), (715, 25728), (737, 24960), (780, 23584), (804, 22880), (832, 22110), (858, 21440), (871, 21120), (880, 20904), (960, 19162), (1005, 18304), (1040, 17688), (1056, 17420), (1072, 17160), (1144, 16080), (1248, 14740), (1320, 13936), (1340, 13728), (1408, 13065), (1430, 12864), (1474, 12480), (1560, 11792), (1608, 11440), (1664, 11055), (1716, 10720), (1742, 10560), (1760, 10452), (1920, 9581), (2010, 9152), (2080, 8844), (2112, 8710), (2144, 8580), (2145, 8576), (2211, 8320), (2288, 8040), (2496, 7370), (2613, 7040), (2640, 6968), (2680, 6864), (2860, 6432), (2948, 6240), (3120, 5896), (3216, 5720), (3432, 5360), (3484, 5280), (3520, 5226), (3685, 4992), (4020, 4576), (4160, 4422), (4224, 4355), (4288, 4290)]