68820480

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 240

約数和(自身を含む): 248957280

約数和(自身を除く): 180136800

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, 103, 116, 120, 128, 144, 145, 160, 174, 180, 192, 206, 232, 240, 256, 261, 288, 290, 309, 320, 348, 360, 384, 412, 435, 464, 480, 512, 515, 522, 576, 580, 618, 640, 696, 720, 768, 824, 870, 927, 928, 960, 1030, 1044, 1152, 1160, 1236, 1280, 1305, 1392, 1440, 1536, 1545, 1648, 1740, 1854, 1856, 1920, 2060, 2088, 2304, 2320, 2472, 2560, 2610, 2784, 2880, 2987, 3090, 3296, 3480, 3708, 3712, 3840, 4120, 4176, 4608, 4635, 4640, 4944, 5220, 5568, 5760, 5974, 6180, 6592, 6960, 7416, 7424, 7680, 8240, 8352, 8961, 9270, 9280, 9888, 10440, 11136, 11520, 11948, 12360, 13184, 13920, 14832, 14848, 14935, 16480, 16704, 17922, 18540, 18560, 19776, 20880, 22272, 23040, 23896, 24720, 26368, 26883, 27840, 29664, 29870, 32960, 33408, 35844, 37080, 37120, 39552, 41760, 44544, 44805, 47792, 49440, 52736, 53766, 55680, 59328, 59740, 65920, 66816, 71688, 74160, 74240, 79104, 83520, 89610, 95584, 98880, 107532, 111360, 118656, 119480, 131840, 133632, 134415, 143376, 148320, 158208, 167040, 179220, 191168, 197760, 215064, 222720, 237312, 238960, 263680, 268830, 286752, 296640, 334080, 358440, 382336, 395520, 430128, 474624, 477920, 537660, 573504, 593280, 668160, 716880, 764672, 791040, 860256, 955840, 1075320, 1147008, 1186560, 1433760, 1529344, 1720512, 1911680, 2150640, 2294016, 2373120, 2867520, 3441024, 3823360, 4301280, 4588032, 5735040, 6882048, 7646720, 8602560, 11470080, 13764096, 17205120, 22940160, 34410240, 68820480]

約数ペア:

[(1, 68820480), (2, 34410240), (3, 22940160), (4, 17205120), (5, 13764096), (6, 11470080), (8, 8602560), (9, 7646720), (10, 6882048), (12, 5735040), (15, 4588032), (16, 4301280), (18, 3823360), (20, 3441024), (24, 2867520), (29, 2373120), (30, 2294016), (32, 2150640), (36, 1911680), (40, 1720512), (45, 1529344), (48, 1433760), (58, 1186560), (60, 1147008), (64, 1075320), (72, 955840), (80, 860256), (87, 791040), (90, 764672), (96, 716880), (103, 668160), (116, 593280), (120, 573504), (128, 537660), (144, 477920), (145, 474624), (160, 430128), (174, 395520), (180, 382336), (192, 358440), (206, 334080), (232, 296640), (240, 286752), (256, 268830), (261, 263680), (288, 238960), (290, 237312), (309, 222720), (320, 215064), (348, 197760), (360, 191168), (384, 179220), (412, 167040), (435, 158208), (464, 148320), (480, 143376), (512, 134415), (515, 133632), (522, 131840), (576, 119480), (580, 118656), (618, 111360), (640, 107532), (696, 98880), (720, 95584), (768, 89610), (824, 83520), (870, 79104), (927, 74240), (928, 74160), (960, 71688), (1030, 66816), (1044, 65920), (1152, 59740), (1160, 59328), (1236, 55680), (1280, 53766), (1305, 52736), (1392, 49440), (1440, 47792), (1536, 44805), (1545, 44544), (1648, 41760), (1740, 39552), (1854, 37120), (1856, 37080), (1920, 35844), (2060, 33408), (2088, 32960), (2304, 29870), (2320, 29664), (2472, 27840), (2560, 26883), (2610, 26368), (2784, 24720), (2880, 23896), (2987, 23040), (3090, 22272), (3296, 20880), (3480, 19776), (3708, 18560), (3712, 18540), (3840, 17922), (4120, 16704), (4176, 16480), (4608, 14935), (4635, 14848), (4640, 14832), (4944, 13920), (5220, 13184), (5568, 12360), (5760, 11948), (5974, 11520), (6180, 11136), (6592, 10440), (6960, 9888), (7416, 9280), (7424, 9270), (7680, 8961), (8240, 8352)]