217240320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 288

約数和(自身を含む): 782933760

約数和(自身を除く): 565693440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 37, 40, 44, 48, 55, 60, 64, 66, 74, 80, 88, 96, 110, 111, 120, 128, 132, 139, 148, 160, 165, 176, 185, 192, 220, 222, 240, 256, 264, 278, 296, 320, 330, 352, 370, 384, 407, 417, 440, 444, 480, 528, 555, 556, 592, 640, 660, 695, 704, 740, 768, 814, 834, 880, 888, 960, 1056, 1110, 1112, 1184, 1221, 1280, 1320, 1390, 1408, 1480, 1529, 1628, 1668, 1760, 1776, 1920, 2035, 2085, 2112, 2220, 2224, 2368, 2442, 2640, 2780, 2816, 2960, 3058, 3256, 3336, 3520, 3552, 3840, 4070, 4170, 4224, 4440, 4448, 4587, 4736, 4884, 5143, 5280, 5560, 5920, 6105, 6116, 6512, 6672, 7040, 7104, 7645, 8140, 8340, 8448, 8880, 8896, 9174, 9472, 9768, 10286, 10560, 11120, 11840, 12210, 12232, 13024, 13344, 14080, 14208, 15290, 15429, 16280, 16680, 17760, 17792, 18348, 19536, 20572, 21120, 22240, 22935, 23680, 24420, 24464, 25715, 26048, 26688, 28416, 30580, 30858, 32560, 33360, 35520, 35584, 36696, 39072, 41144, 42240, 44480, 45870, 47360, 48840, 48928, 51430, 52096, 53376, 56573, 61160, 61716, 65120, 66720, 71040, 73392, 77145, 78144, 82288, 88960, 91740, 97680, 97856, 102860, 104192, 106752, 113146, 122320, 123432, 130240, 133440, 142080, 146784, 154290, 156288, 164576, 169719, 177920, 183480, 195360, 195712, 205720, 226292, 244640, 246864, 260480, 266880, 282865, 293568, 308580, 312576, 329152, 339438, 366960, 390720, 391424, 411440, 452584, 489280, 493728, 520960, 533760, 565730, 587136, 617160, 658304, 678876, 733920, 781440, 822880, 848595, 905168, 978560, 987456, 1131460, 1174272, 1234320, 1316608, 1357752, 1467840, 1562880, 1645760, 1697190, 1810336, 1957120, 1974912, 2262920, 2468640, 2715504, 2935680, 3291520, 3394380, 3620672, 3949824, 4525840, 4937280, 5431008, 5871360, 6583040, 6788760, 7241344, 9051680, 9874560, 10862016, 13577520, 14482688, 18103360, 19749120, 21724032, 27155040, 36206720, 43448064, 54310080, 72413440, 108620160, 217240320]

約数ペア:

[(1, 217240320), (2, 108620160), (3, 72413440), (4, 54310080), (5, 43448064), (6, 36206720), (8, 27155040), (10, 21724032), (11, 19749120), (12, 18103360), (15, 14482688), (16, 13577520), (20, 10862016), (22, 9874560), (24, 9051680), (30, 7241344), (32, 6788760), (33, 6583040), (37, 5871360), (40, 5431008), (44, 4937280), (48, 4525840), (55, 3949824), (60, 3620672), (64, 3394380), (66, 3291520), (74, 2935680), (80, 2715504), (88, 2468640), (96, 2262920), (110, 1974912), (111, 1957120), (120, 1810336), (128, 1697190), (132, 1645760), (139, 1562880), (148, 1467840), (160, 1357752), (165, 1316608), (176, 1234320), (185, 1174272), (192, 1131460), (220, 987456), (222, 978560), (240, 905168), (256, 848595), (264, 822880), (278, 781440), (296, 733920), (320, 678876), (330, 658304), (352, 617160), (370, 587136), (384, 565730), (407, 533760), (417, 520960), (440, 493728), (444, 489280), (480, 452584), (528, 411440), (555, 391424), (556, 390720), (592, 366960), (640, 339438), (660, 329152), (695, 312576), (704, 308580), (740, 293568), (768, 282865), (814, 266880), (834, 260480), (880, 246864), (888, 244640), (960, 226292), (1056, 205720), (1110, 195712), (1112, 195360), (1184, 183480), (1221, 177920), (1280, 169719), (1320, 164576), (1390, 156288), (1408, 154290), (1480, 146784), (1529, 142080), (1628, 133440), (1668, 130240), (1760, 123432), (1776, 122320), (1920, 113146), (2035, 106752), (2085, 104192), (2112, 102860), (2220, 97856), (2224, 97680), (2368, 91740), (2442, 88960), (2640, 82288), (2780, 78144), (2816, 77145), (2960, 73392), (3058, 71040), (3256, 66720), (3336, 65120), (3520, 61716), (3552, 61160), (3840, 56573), (4070, 53376), (4170, 52096), (4224, 51430), (4440, 48928), (4448, 48840), (4587, 47360), (4736, 45870), (4884, 44480), (5143, 42240), (5280, 41144), (5560, 39072), (5920, 36696), (6105, 35584), (6116, 35520), (6512, 33360), (6672, 32560), (7040, 30858), (7104, 30580), (7645, 28416), (8140, 26688), (8340, 26048), (8448, 25715), (8880, 24464), (8896, 24420), (9174, 23680), (9472, 22935), (9768, 22240), (10286, 21120), (10560, 20572), (11120, 19536), (11840, 18348), (12210, 17792), (12232, 17760), (13024, 16680), (13344, 16280), (14080, 15429), (14208, 15290)]