18437760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:136

約数の個数: 256

約数和(自身を含む): 71971200

約数和(自身を除く): 53533440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 88, 90, 96, 97, 99, 108, 110, 120, 128, 132, 135, 144, 160, 165, 176, 180, 192, 194, 198, 216, 220, 240, 264, 270, 288, 291, 297, 320, 330, 352, 360, 384, 388, 396, 432, 440, 480, 485, 495, 528, 540, 576, 582, 594, 640, 660, 704, 720, 776, 792, 864, 873, 880, 960, 970, 990, 1056, 1067, 1080, 1152, 1164, 1188, 1320, 1408, 1440, 1455, 1485, 1552, 1584, 1728, 1746, 1760, 1920, 1940, 1980, 2112, 2134, 2160, 2328, 2376, 2619, 2640, 2880, 2910, 2970, 3104, 3168, 3201, 3456, 3492, 3520, 3880, 3960, 4224, 4268, 4320, 4365, 4656, 4752, 5238, 5280, 5335, 5760, 5820, 5940, 6208, 6336, 6402, 6984, 7040, 7760, 7920, 8536, 8640, 8730, 9312, 9504, 9603, 10476, 10560, 10670, 11640, 11880, 12416, 12672, 12804, 13095, 13968, 15520, 15840, 16005, 17072, 17280, 17460, 18624, 19008, 19206, 20952, 21120, 21340, 23280, 23760, 25608, 26190, 27936, 28809, 31040, 31680, 32010, 34144, 34920, 37248, 38016, 38412, 41904, 42680, 46560, 47520, 48015, 51216, 52380, 55872, 57618, 62080, 63360, 64020, 68288, 69840, 76824, 83808, 85360, 93120, 95040, 96030, 102432, 104760, 111744, 115236, 128040, 136576, 139680, 144045, 153648, 167616, 170720, 186240, 190080, 192060, 204864, 209520, 230472, 256080, 279360, 288090, 307296, 335232, 341440, 384120, 409728, 419040, 460944, 512160, 558720, 576180, 614592, 682880, 768240, 838080, 921888, 1024320, 1152360, 1229184, 1536480, 1676160, 1843776, 2048640, 2304720, 3072960, 3687552, 4609440, 6145920, 9218880, 18437760]

約数ペア:

[(1, 18437760), (2, 9218880), (3, 6145920), (4, 4609440), (5, 3687552), (6, 3072960), (8, 2304720), (9, 2048640), (10, 1843776), (11, 1676160), (12, 1536480), (15, 1229184), (16, 1152360), (18, 1024320), (20, 921888), (22, 838080), (24, 768240), (27, 682880), (30, 614592), (32, 576180), (33, 558720), (36, 512160), (40, 460944), (44, 419040), (45, 409728), (48, 384120), (54, 341440), (55, 335232), (60, 307296), (64, 288090), (66, 279360), (72, 256080), (80, 230472), (88, 209520), (90, 204864), (96, 192060), (97, 190080), (99, 186240), (108, 170720), (110, 167616), (120, 153648), (128, 144045), (132, 139680), (135, 136576), (144, 128040), (160, 115236), (165, 111744), (176, 104760), (180, 102432), (192, 96030), (194, 95040), (198, 93120), (216, 85360), (220, 83808), (240, 76824), (264, 69840), (270, 68288), (288, 64020), (291, 63360), (297, 62080), (320, 57618), (330, 55872), (352, 52380), (360, 51216), (384, 48015), (388, 47520), (396, 46560), (432, 42680), (440, 41904), (480, 38412), (485, 38016), (495, 37248), (528, 34920), (540, 34144), (576, 32010), (582, 31680), (594, 31040), (640, 28809), (660, 27936), (704, 26190), (720, 25608), (776, 23760), (792, 23280), (864, 21340), (873, 21120), (880, 20952), (960, 19206), (970, 19008), (990, 18624), (1056, 17460), (1067, 17280), (1080, 17072), (1152, 16005), (1164, 15840), (1188, 15520), (1320, 13968), (1408, 13095), (1440, 12804), (1455, 12672), (1485, 12416), (1552, 11880), (1584, 11640), (1728, 10670), (1746, 10560), (1760, 10476), (1920, 9603), (1940, 9504), (1980, 9312), (2112, 8730), (2134, 8640), (2160, 8536), (2328, 7920), (2376, 7760), (2619, 7040), (2640, 6984), (2880, 6402), (2910, 6336), (2970, 6208), (3104, 5940), (3168, 5820), (3201, 5760), (3456, 5335), (3492, 5280), (3520, 5238), (3880, 4752), (3960, 4656), (4224, 4365), (4268, 4320)]