248221440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:799

約数の個数: 216

約数和(自身を含む): 889630560

約数和(自身を除く): 641409120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 144, 145, 160, 174, 180, 192, 232, 240, 256, 261, 288, 290, 320, 348, 360, 384, 435, 464, 480, 522, 576, 580, 640, 696, 720, 743, 768, 870, 928, 960, 1044, 1152, 1160, 1280, 1305, 1392, 1440, 1486, 1740, 1856, 1920, 2088, 2229, 2304, 2320, 2610, 2784, 2880, 2972, 3480, 3712, 3715, 3840, 4176, 4458, 4640, 5220, 5568, 5760, 5944, 6687, 6960, 7424, 7430, 8352, 8916, 9280, 10440, 11136, 11145, 11520, 11888, 13374, 13920, 14860, 16704, 17832, 18560, 20880, 21547, 22272, 22290, 23776, 26748, 27840, 29720, 33408, 33435, 35664, 37120, 41760, 43094, 44580, 47552, 53496, 55680, 59440, 64641, 66816, 66870, 71328, 83520, 86188, 89160, 95104, 106992, 107735, 111360, 118880, 129282, 133740, 142656, 167040, 172376, 178320, 190208, 193923, 213984, 215470, 237760, 258564, 267480, 285312, 323205, 334080, 344752, 356640, 387846, 427968, 430940, 475520, 517128, 534960, 570624, 646410, 689504, 713280, 775692, 855936, 861880, 951040, 969615, 1034256, 1069920, 1292820, 1379008, 1426560, 1551384, 1711872, 1723760, 1939230, 2068512, 2139840, 2585640, 2758016, 2853120, 3102768, 3447520, 3878460, 4137024, 4279680, 5171280, 5516032, 6205536, 6895040, 7756920, 8274048, 8559360, 10342560, 12411072, 13790080, 15513840, 16548096, 20685120, 24822144, 27580160, 31027680, 41370240, 49644288, 62055360, 82740480, 124110720, 248221440]

約数ペア:

[(1, 248221440), (2, 124110720), (3, 82740480), (4, 62055360), (5, 49644288), (6, 41370240), (8, 31027680), (9, 27580160), (10, 24822144), (12, 20685120), (15, 16548096), (16, 15513840), (18, 13790080), (20, 12411072), (24, 10342560), (29, 8559360), (30, 8274048), (32, 7756920), (36, 6895040), (40, 6205536), (45, 5516032), (48, 5171280), (58, 4279680), (60, 4137024), (64, 3878460), (72, 3447520), (80, 3102768), (87, 2853120), (90, 2758016), (96, 2585640), (116, 2139840), (120, 2068512), (128, 1939230), (144, 1723760), (145, 1711872), (160, 1551384), (174, 1426560), (180, 1379008), (192, 1292820), (232, 1069920), (240, 1034256), (256, 969615), (261, 951040), (288, 861880), (290, 855936), (320, 775692), (348, 713280), (360, 689504), (384, 646410), (435, 570624), (464, 534960), (480, 517128), (522, 475520), (576, 430940), (580, 427968), (640, 387846), (696, 356640), (720, 344752), (743, 334080), (768, 323205), (870, 285312), (928, 267480), (960, 258564), (1044, 237760), (1152, 215470), (1160, 213984), (1280, 193923), (1305, 190208), (1392, 178320), (1440, 172376), (1486, 167040), (1740, 142656), (1856, 133740), (1920, 129282), (2088, 118880), (2229, 111360), (2304, 107735), (2320, 106992), (2610, 95104), (2784, 89160), (2880, 86188), (2972, 83520), (3480, 71328), (3712, 66870), (3715, 66816), (3840, 64641), (4176, 59440), (4458, 55680), (4640, 53496), (5220, 47552), (5568, 44580), (5760, 43094), (5944, 41760), (6687, 37120), (6960, 35664), (7424, 33435), (7430, 33408), (8352, 29720), (8916, 27840), (9280, 26748), (10440, 23776), (11136, 22290), (11145, 22272), (11520, 21547), (11888, 20880), (13374, 18560), (13920, 17832), (14860, 16704)]