71998080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:527

約数の個数: 256

約数和(自身を含む): 286709760

約数和(自身を除く): 214711680

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, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 487, 528, 560, 616, 640, 660, 672, 704, 770, 840, 880, 896, 924, 960, 974, 1056, 1120, 1155, 1232, 1320, 1344, 1408, 1461, 1540, 1680, 1760, 1848, 1920, 1948, 2112, 2240, 2310, 2435, 2464, 2640, 2688, 2922, 3080, 3360, 3409, 3520, 3696, 3896, 4224, 4480, 4620, 4870, 4928, 5280, 5357, 5844, 6160, 6720, 6818, 7040, 7305, 7392, 7792, 9240, 9740, 9856, 10227, 10560, 10714, 11688, 12320, 13440, 13636, 14610, 14784, 15584, 16071, 17045, 18480, 19480, 20454, 21120, 21428, 23376, 24640, 26785, 27272, 29220, 29568, 31168, 32142, 34090, 36960, 37499, 38960, 40908, 42856, 46752, 49280, 51135, 53570, 54544, 58440, 62336, 64284, 68180, 73920, 74998, 77920, 80355, 81816, 85712, 93504, 102270, 107140, 109088, 112497, 116880, 128568, 136360, 147840, 149996, 155840, 160710, 163632, 171424, 187008, 187495, 204540, 214280, 218176, 224994, 233760, 257136, 272720, 299992, 311680, 321420, 327264, 342848, 374990, 409080, 428560, 436352, 449988, 467520, 514272, 545440, 562485, 599984, 642840, 654528, 685696, 749980, 818160, 857120, 899976, 935040, 1028544, 1090880, 1124970, 1199968, 1285680, 1309056, 1499960, 1636320, 1714240, 1799952, 2057088, 2181760, 2249940, 2399936, 2571360, 2999920, 3272640, 3428480, 3599904, 4499880, 4799872, 5142720, 5999840, 6545280, 7199808, 8999760, 10285440, 11999680, 14399616, 17999520, 23999360, 35999040, 71998080]

約数ペア:

[(1, 71998080), (2, 35999040), (3, 23999360), (4, 17999520), (5, 14399616), (6, 11999680), (7, 10285440), (8, 8999760), (10, 7199808), (11, 6545280), (12, 5999840), (14, 5142720), (15, 4799872), (16, 4499880), (20, 3599904), (21, 3428480), (22, 3272640), (24, 2999920), (28, 2571360), (30, 2399936), (32, 2249940), (33, 2181760), (35, 2057088), (40, 1799952), (42, 1714240), (44, 1636320), (48, 1499960), (55, 1309056), (56, 1285680), (60, 1199968), (64, 1124970), (66, 1090880), (70, 1028544), (77, 935040), (80, 899976), (84, 857120), (88, 818160), (96, 749980), (105, 685696), (110, 654528), (112, 642840), (120, 599984), (128, 562485), (132, 545440), (140, 514272), (154, 467520), (160, 449988), (165, 436352), (168, 428560), (176, 409080), (192, 374990), (210, 342848), (220, 327264), (224, 321420), (231, 311680), (240, 299992), (264, 272720), (280, 257136), (308, 233760), (320, 224994), (330, 218176), (336, 214280), (352, 204540), (384, 187495), (385, 187008), (420, 171424), (440, 163632), (448, 160710), (462, 155840), (480, 149996), (487, 147840), (528, 136360), (560, 128568), (616, 116880), (640, 112497), (660, 109088), (672, 107140), (704, 102270), (770, 93504), (840, 85712), (880, 81816), (896, 80355), (924, 77920), (960, 74998), (974, 73920), (1056, 68180), (1120, 64284), (1155, 62336), (1232, 58440), (1320, 54544), (1344, 53570), (1408, 51135), (1461, 49280), (1540, 46752), (1680, 42856), (1760, 40908), (1848, 38960), (1920, 37499), (1948, 36960), (2112, 34090), (2240, 32142), (2310, 31168), (2435, 29568), (2464, 29220), (2640, 27272), (2688, 26785), (2922, 24640), (3080, 23376), (3360, 21428), (3409, 21120), (3520, 20454), (3696, 19480), (3896, 18480), (4224, 17045), (4480, 16071), (4620, 15584), (4870, 14784), (4928, 14610), (5280, 13636), (5357, 13440), (5844, 12320), (6160, 11688), (6720, 10714), (6818, 10560), (7040, 10227), (7305, 9856), (7392, 9740), (7792, 9240)]