71216640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:321

約数の個数: 240

約数和(自身を含む): 270022896

約数和(自身を除く): 198806256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 281, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 512, 528, 562, 576, 640, 660, 704, 720, 768, 792, 843, 880, 960, 990, 1056, 1124, 1152, 1280, 1320, 1405, 1408, 1440, 1536, 1584, 1686, 1760, 1920, 1980, 2112, 2248, 2304, 2529, 2560, 2640, 2810, 2816, 2880, 3091, 3168, 3372, 3520, 3840, 3960, 4215, 4224, 4496, 4608, 5058, 5280, 5620, 5632, 5760, 6182, 6336, 6744, 7040, 7680, 7920, 8430, 8448, 8992, 9273, 10116, 10560, 11240, 11520, 12364, 12645, 12672, 13488, 14080, 15455, 15840, 16860, 16896, 17984, 18546, 20232, 21120, 22480, 23040, 24728, 25290, 25344, 26976, 27819, 28160, 30910, 31680, 33720, 35968, 37092, 40464, 42240, 44960, 46365, 49456, 50580, 50688, 53952, 55638, 61820, 63360, 67440, 71936, 74184, 80928, 84480, 89920, 92730, 98912, 101160, 107904, 111276, 123640, 126720, 134880, 139095, 143872, 148368, 161856, 179840, 185460, 197824, 202320, 215808, 222552, 247280, 253440, 269760, 278190, 296736, 323712, 359680, 370920, 395648, 404640, 431616, 445104, 494560, 539520, 556380, 593472, 647424, 719360, 741840, 791296, 809280, 890208, 989120, 1079040, 1112760, 1186944, 1294848, 1483680, 1582592, 1618560, 1780416, 1978240, 2158080, 2225520, 2373888, 2967360, 3237120, 3560832, 3956480, 4451040, 4747776, 5934720, 6474240, 7121664, 7912960, 8902080, 11869440, 14243328, 17804160, 23738880, 35608320, 71216640]

約数ペア:

[(1, 71216640), (2, 35608320), (3, 23738880), (4, 17804160), (5, 14243328), (6, 11869440), (8, 8902080), (9, 7912960), (10, 7121664), (11, 6474240), (12, 5934720), (15, 4747776), (16, 4451040), (18, 3956480), (20, 3560832), (22, 3237120), (24, 2967360), (30, 2373888), (32, 2225520), (33, 2158080), (36, 1978240), (40, 1780416), (44, 1618560), (45, 1582592), (48, 1483680), (55, 1294848), (60, 1186944), (64, 1112760), (66, 1079040), (72, 989120), (80, 890208), (88, 809280), (90, 791296), (96, 741840), (99, 719360), (110, 647424), (120, 593472), (128, 556380), (132, 539520), (144, 494560), (160, 445104), (165, 431616), (176, 404640), (180, 395648), (192, 370920), (198, 359680), (220, 323712), (240, 296736), (256, 278190), (264, 269760), (281, 253440), (288, 247280), (320, 222552), (330, 215808), (352, 202320), (360, 197824), (384, 185460), (396, 179840), (440, 161856), (480, 148368), (495, 143872), (512, 139095), (528, 134880), (562, 126720), (576, 123640), (640, 111276), (660, 107904), (704, 101160), (720, 98912), (768, 92730), (792, 89920), (843, 84480), (880, 80928), (960, 74184), (990, 71936), (1056, 67440), (1124, 63360), (1152, 61820), (1280, 55638), (1320, 53952), (1405, 50688), (1408, 50580), (1440, 49456), (1536, 46365), (1584, 44960), (1686, 42240), (1760, 40464), (1920, 37092), (1980, 35968), (2112, 33720), (2248, 31680), (2304, 30910), (2529, 28160), (2560, 27819), (2640, 26976), (2810, 25344), (2816, 25290), (2880, 24728), (3091, 23040), (3168, 22480), (3372, 21120), (3520, 20232), (3840, 18546), (3960, 17984), (4215, 16896), (4224, 16860), (4496, 15840), (4608, 15455), (5058, 14080), (5280, 13488), (5620, 12672), (5632, 12645), (5760, 12364), (6182, 11520), (6336, 11240), (6744, 10560), (7040, 10116), (7680, 9273), (7920, 8992), (8430, 8448)]