18036480

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 288

約数和(自身を含む): 72995328

約数和(自身を除く): 54958848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 61, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 122, 128, 132, 140, 154, 160, 165, 168, 176, 183, 192, 210, 220, 224, 231, 240, 244, 256, 264, 280, 305, 308, 320, 330, 336, 352, 366, 384, 385, 420, 427, 440, 448, 462, 480, 488, 528, 560, 610, 616, 640, 660, 671, 672, 704, 732, 768, 770, 840, 854, 880, 896, 915, 924, 960, 976, 1056, 1120, 1155, 1220, 1232, 1280, 1281, 1320, 1342, 1344, 1408, 1464, 1540, 1680, 1708, 1760, 1792, 1830, 1848, 1920, 1952, 2013, 2112, 2135, 2240, 2310, 2440, 2464, 2562, 2640, 2684, 2688, 2816, 2928, 3080, 3355, 3360, 3416, 3520, 3660, 3696, 3840, 3904, 4026, 4224, 4270, 4480, 4620, 4697, 4880, 4928, 5124, 5280, 5368, 5376, 5856, 6160, 6405, 6710, 6720, 6832, 7040, 7320, 7392, 7808, 8052, 8448, 8540, 8960, 9240, 9394, 9760, 9856, 10065, 10248, 10560, 10736, 11712, 12320, 12810, 13420, 13440, 13664, 14080, 14091, 14640, 14784, 15616, 16104, 17080, 18480, 18788, 19520, 19712, 20130, 20496, 21120, 21472, 23424, 23485, 24640, 25620, 26840, 26880, 27328, 28182, 29280, 29568, 32208, 34160, 36960, 37576, 39040, 40260, 40992, 42240, 42944, 46848, 46970, 49280, 51240, 53680, 54656, 56364, 58560, 59136, 64416, 68320, 70455, 73920, 75152, 78080, 80520, 81984, 85888, 93940, 98560, 102480, 107360, 109312, 112728, 117120, 128832, 136640, 140910, 147840, 150304, 161040, 163968, 171776, 187880, 204960, 214720, 225456, 234240, 257664, 273280, 281820, 295680, 300608, 322080, 327936, 375760, 409920, 429440, 450912, 515328, 546560, 563640, 601216, 644160, 751520, 819840, 858880, 901824, 1127280, 1202432, 1288320, 1503040, 1639680, 1803648, 2254560, 2576640, 3006080, 3607296, 4509120, 6012160, 9018240, 18036480]

約数ペア:

[(1, 18036480), (2, 9018240), (3, 6012160), (4, 4509120), (5, 3607296), (6, 3006080), (7, 2576640), (8, 2254560), (10, 1803648), (11, 1639680), (12, 1503040), (14, 1288320), (15, 1202432), (16, 1127280), (20, 901824), (21, 858880), (22, 819840), (24, 751520), (28, 644160), (30, 601216), (32, 563640), (33, 546560), (35, 515328), (40, 450912), (42, 429440), (44, 409920), (48, 375760), (55, 327936), (56, 322080), (60, 300608), (61, 295680), (64, 281820), (66, 273280), (70, 257664), (77, 234240), (80, 225456), (84, 214720), (88, 204960), (96, 187880), (105, 171776), (110, 163968), (112, 161040), (120, 150304), (122, 147840), (128, 140910), (132, 136640), (140, 128832), (154, 117120), (160, 112728), (165, 109312), (168, 107360), (176, 102480), (183, 98560), (192, 93940), (210, 85888), (220, 81984), (224, 80520), (231, 78080), (240, 75152), (244, 73920), (256, 70455), (264, 68320), (280, 64416), (305, 59136), (308, 58560), (320, 56364), (330, 54656), (336, 53680), (352, 51240), (366, 49280), (384, 46970), (385, 46848), (420, 42944), (427, 42240), (440, 40992), (448, 40260), (462, 39040), (480, 37576), (488, 36960), (528, 34160), (560, 32208), (610, 29568), (616, 29280), (640, 28182), (660, 27328), (671, 26880), (672, 26840), (704, 25620), (732, 24640), (768, 23485), (770, 23424), (840, 21472), (854, 21120), (880, 20496), (896, 20130), (915, 19712), (924, 19520), (960, 18788), (976, 18480), (1056, 17080), (1120, 16104), (1155, 15616), (1220, 14784), (1232, 14640), (1280, 14091), (1281, 14080), (1320, 13664), (1342, 13440), (1344, 13420), (1408, 12810), (1464, 12320), (1540, 11712), (1680, 10736), (1708, 10560), (1760, 10248), (1792, 10065), (1830, 9856), (1848, 9760), (1920, 9394), (1952, 9240), (2013, 8960), (2112, 8540), (2135, 8448), (2240, 8052), (2310, 7808), (2440, 7392), (2464, 7320), (2562, 7040), (2640, 6832), (2684, 6720), (2688, 6710), (2816, 6405), (2928, 6160), (3080, 5856), (3355, 5376), (3360, 5368), (3416, 5280), (3520, 5124), (3660, 4928), (3696, 4880), (3840, 4697), (3904, 4620), (4026, 4480), (4224, 4270)]