248235840

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 280

約数和(自身を含む): 903210792

約数和(自身を除く): 654974952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 80, 81, 90, 96, 108, 120, 122, 135, 144, 157, 160, 162, 180, 183, 192, 216, 240, 244, 270, 288, 305, 314, 320, 324, 360, 366, 405, 432, 471, 480, 488, 540, 549, 576, 610, 628, 648, 720, 732, 785, 810, 864, 915, 942, 960, 976, 1080, 1098, 1220, 1256, 1296, 1413, 1440, 1464, 1570, 1620, 1647, 1728, 1830, 1884, 1952, 2160, 2196, 2355, 2440, 2512, 2592, 2745, 2826, 2880, 2928, 3140, 3240, 3294, 3660, 3768, 3904, 4239, 4320, 4392, 4710, 4880, 4941, 5024, 5184, 5490, 5652, 5856, 6280, 6480, 6588, 7065, 7320, 7536, 8235, 8478, 8640, 8784, 9420, 9577, 9760, 9882, 10048, 10980, 11304, 11712, 12560, 12717, 12960, 13176, 14130, 14640, 15072, 16470, 16956, 17568, 18840, 19154, 19520, 19764, 21195, 21960, 22608, 24705, 25120, 25434, 25920, 26352, 28260, 28731, 29280, 30144, 32940, 33912, 35136, 37680, 38308, 39528, 42390, 43920, 45216, 47885, 49410, 50240, 50868, 52704, 56520, 57462, 58560, 63585, 65880, 67824, 75360, 76616, 79056, 84780, 86193, 87840, 90432, 95770, 98820, 101736, 105408, 113040, 114924, 127170, 131760, 135648, 143655, 150720, 153232, 158112, 169560, 172386, 175680, 191540, 197640, 203472, 226080, 229848, 254340, 258579, 263520, 271296, 287310, 306464, 316224, 339120, 344772, 383080, 395280, 406944, 430965, 452160, 459696, 508680, 517158, 527040, 574620, 612928, 678240, 689544, 766160, 775737, 790560, 813888, 861930, 919392, 1017360, 1034316, 1149240, 1292895, 1356480, 1379088, 1532320, 1551474, 1581120, 1723860, 1838784, 2034720, 2068632, 2298480, 2585790, 2758176, 3064640, 3102948, 3447720, 3878685, 4069440, 4137264, 4596960, 5171580, 5516352, 6205896, 6895440, 7757370, 8274528, 9193920, 10343160, 12411792, 13790880, 15514740, 16549056, 20686320, 24823584, 27581760, 31029480, 41372640, 49647168, 62058960, 82745280, 124117920, 248235840]

約数ペア:

[(1, 248235840), (2, 124117920), (3, 82745280), (4, 62058960), (5, 49647168), (6, 41372640), (8, 31029480), (9, 27581760), (10, 24823584), (12, 20686320), (15, 16549056), (16, 15514740), (18, 13790880), (20, 12411792), (24, 10343160), (27, 9193920), (30, 8274528), (32, 7757370), (36, 6895440), (40, 6205896), (45, 5516352), (48, 5171580), (54, 4596960), (60, 4137264), (61, 4069440), (64, 3878685), (72, 3447720), (80, 3102948), (81, 3064640), (90, 2758176), (96, 2585790), (108, 2298480), (120, 2068632), (122, 2034720), (135, 1838784), (144, 1723860), (157, 1581120), (160, 1551474), (162, 1532320), (180, 1379088), (183, 1356480), (192, 1292895), (216, 1149240), (240, 1034316), (244, 1017360), (270, 919392), (288, 861930), (305, 813888), (314, 790560), (320, 775737), (324, 766160), (360, 689544), (366, 678240), (405, 612928), (432, 574620), (471, 527040), (480, 517158), (488, 508680), (540, 459696), (549, 452160), (576, 430965), (610, 406944), (628, 395280), (648, 383080), (720, 344772), (732, 339120), (785, 316224), (810, 306464), (864, 287310), (915, 271296), (942, 263520), (960, 258579), (976, 254340), (1080, 229848), (1098, 226080), (1220, 203472), (1256, 197640), (1296, 191540), (1413, 175680), (1440, 172386), (1464, 169560), (1570, 158112), (1620, 153232), (1647, 150720), (1728, 143655), (1830, 135648), (1884, 131760), (1952, 127170), (2160, 114924), (2196, 113040), (2355, 105408), (2440, 101736), (2512, 98820), (2592, 95770), (2745, 90432), (2826, 87840), (2880, 86193), (2928, 84780), (3140, 79056), (3240, 76616), (3294, 75360), (3660, 67824), (3768, 65880), (3904, 63585), (4239, 58560), (4320, 57462), (4392, 56520), (4710, 52704), (4880, 50868), (4941, 50240), (5024, 49410), (5184, 47885), (5490, 45216), (5652, 43920), (5856, 42390), (6280, 39528), (6480, 38308), (6588, 37680), (7065, 35136), (7320, 33912), (7536, 32940), (8235, 30144), (8478, 29280), (8640, 28731), (8784, 28260), (9420, 26352), (9577, 25920), (9760, 25434), (9882, 25120), (10048, 24705), (10980, 22608), (11304, 21960), (11712, 21195), (12560, 19764), (12717, 19520), (12960, 19154), (13176, 18840), (14130, 17568), (14640, 16956), (15072, 16470)]