81367440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 480

約数和(自身を含む): 348084864

約数和(自身を除く): 266717424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 37, 40, 42, 44, 48, 49, 51, 55, 56, 60, 66, 68, 70, 74, 77, 80, 84, 85, 88, 98, 102, 105, 110, 111, 112, 119, 120, 132, 136, 140, 147, 148, 154, 165, 168, 170, 176, 185, 187, 196, 204, 210, 220, 222, 231, 238, 240, 245, 255, 259, 264, 272, 280, 294, 296, 308, 330, 336, 340, 357, 370, 374, 385, 392, 407, 408, 420, 440, 444, 462, 476, 490, 510, 518, 528, 539, 555, 560, 561, 588, 592, 595, 616, 629, 660, 680, 714, 735, 740, 748, 770, 777, 784, 814, 816, 833, 840, 880, 888, 924, 935, 952, 980, 1020, 1036, 1078, 1110, 1122, 1155, 1176, 1190, 1221, 1232, 1258, 1295, 1309, 1320, 1360, 1428, 1470, 1480, 1496, 1540, 1554, 1617, 1628, 1666, 1680, 1776, 1785, 1813, 1848, 1870, 1887, 1904, 1960, 2035, 2040, 2072, 2156, 2220, 2244, 2310, 2352, 2380, 2442, 2499, 2516, 2590, 2618, 2640, 2695, 2805, 2849, 2856, 2940, 2960, 2992, 3080, 3108, 3145, 3234, 3256, 3332, 3570, 3626, 3696, 3740, 3774, 3885, 3920, 3927, 4070, 4080, 4144, 4165, 4312, 4403, 4440, 4488, 4620, 4760, 4884, 4998, 5032, 5180, 5236, 5390, 5439, 5610, 5698, 5712, 5880, 6105, 6160, 6216, 6290, 6468, 6512, 6545, 6664, 6919, 7140, 7252, 7480, 7548, 7770, 7854, 8085, 8140, 8330, 8547, 8624, 8806, 8880, 8976, 9065, 9163, 9240, 9435, 9520, 9768, 9996, 10064, 10360, 10472, 10780, 10878, 11220, 11396, 11760, 12210, 12432, 12495, 12580, 12936, 13090, 13209, 13328, 13838, 14245, 14280, 14504, 14960, 15096, 15540, 15708, 16170, 16280, 16660, 17094, 17612, 18130, 18326, 18480, 18870, 19536, 19635, 19943, 19992, 20720, 20757, 20944, 21560, 21756, 22015, 22440, 22792, 24420, 24990, 25160, 25872, 26180, 26418, 27195, 27489, 27676, 28490, 28560, 29008, 30192, 30821, 31080, 31416, 32340, 32560, 33320, 34188, 34595, 35224, 36260, 36652, 37740, 39270, 39886, 39984, 41514, 42735, 43120, 43512, 44030, 44880, 45584, 45815, 48433, 48840, 49980, 50320, 52360, 52836, 54390, 54978, 55352, 56980, 59829, 61642, 62160, 62832, 64680, 66045, 66640, 68376, 69190, 70448, 72520, 73304, 75480, 78540, 79772, 83028, 85470, 87024, 88060, 91630, 92463, 96866, 97680, 99715, 99960, 103785, 104720, 105672, 108780, 109956, 110704, 113960, 119658, 123284, 129360, 132090, 136752, 137445, 138380, 145040, 145299, 146608, 150960, 154105, 157080, 159544, 166056, 170940, 176120, 183260, 184926, 193732, 199430, 199920, 207570, 211344, 217560, 219912, 227920, 239316, 242165, 246568, 264180, 274890, 276760, 290598, 299145, 308210, 314160, 319088, 332112, 339031, 341880, 352240, 366520, 369852, 387464, 398860, 415140, 435120, 439824, 462315, 478632, 484330, 493136, 528360, 549780, 553520, 581196, 598290, 616420, 678062, 683760, 726495, 733040, 739704, 774928, 797720, 830280, 924630, 957264, 968660, 1017093, 1056720, 1099560, 1162392, 1196580, 1232840, 1356124, 1452990, 1479408, 1595440, 1660560, 1695155, 1849260, 1937320, 2034186, 2199120, 2324784, 2393160, 2465680, 2712248, 2905980, 3390310, 3698520, 3874640, 4068372, 4786320, 5085465, 5424496, 5811960, 6780620, 7397040, 8136744, 10170930, 11623920, 13561240, 16273488, 20341860, 27122480, 40683720, 81367440]

約数ペア:

[(1, 81367440), (2, 40683720), (3, 27122480), (4, 20341860), (5, 16273488), (6, 13561240), (7, 11623920), (8, 10170930), (10, 8136744), (11, 7397040), (12, 6780620), (14, 5811960), (15, 5424496), (16, 5085465), (17, 4786320), (20, 4068372), (21, 3874640), (22, 3698520), (24, 3390310), (28, 2905980), (30, 2712248), (33, 2465680), (34, 2393160), (35, 2324784), (37, 2199120), (40, 2034186), (42, 1937320), (44, 1849260), (48, 1695155), (49, 1660560), (51, 1595440), (55, 1479408), (56, 1452990), (60, 1356124), (66, 1232840), (68, 1196580), (70, 1162392), (74, 1099560), (77, 1056720), (80, 1017093), (84, 968660), (85, 957264), (88, 924630), (98, 830280), (102, 797720), (105, 774928), (110, 739704), (111, 733040), (112, 726495), (119, 683760), (120, 678062), (132, 616420), (136, 598290), (140, 581196), (147, 553520), (148, 549780), (154, 528360), (165, 493136), (168, 484330), (170, 478632), (176, 462315), (185, 439824), (187, 435120), (196, 415140), (204, 398860), (210, 387464), (220, 369852), (222, 366520), (231, 352240), (238, 341880), (240, 339031), (245, 332112), (255, 319088), (259, 314160), (264, 308210), (272, 299145), (280, 290598), (294, 276760), (296, 274890), (308, 264180), (330, 246568), (336, 242165), (340, 239316), (357, 227920), (370, 219912), (374, 217560), (385, 211344), (392, 207570), (407, 199920), (408, 199430), (420, 193732), (440, 184926), (444, 183260), (462, 176120), (476, 170940), (490, 166056), (510, 159544), (518, 157080), (528, 154105), (539, 150960), (555, 146608), (560, 145299), (561, 145040), (588, 138380), (592, 137445), (595, 136752), (616, 132090), (629, 129360), (660, 123284), (680, 119658), (714, 113960), (735, 110704), (740, 109956), (748, 108780), (770, 105672), (777, 104720), (784, 103785), (814, 99960), (816, 99715), (833, 97680), (840, 96866), (880, 92463), (888, 91630), (924, 88060), (935, 87024), (952, 85470), (980, 83028), (1020, 79772), (1036, 78540), (1078, 75480), (1110, 73304), (1122, 72520), (1155, 70448), (1176, 69190), (1190, 68376), (1221, 66640), (1232, 66045), (1258, 64680), (1295, 62832), (1309, 62160), (1320, 61642), (1360, 59829), (1428, 56980), (1470, 55352), (1480, 54978), (1496, 54390), (1540, 52836), (1554, 52360), (1617, 50320), (1628, 49980), (1666, 48840), (1680, 48433), (1776, 45815), (1785, 45584), (1813, 44880), (1848, 44030), (1870, 43512), (1887, 43120), (1904, 42735), (1960, 41514), (2035, 39984), (2040, 39886), (2072, 39270), (2156, 37740), (2220, 36652), (2244, 36260), (2310, 35224), (2352, 34595), (2380, 34188), (2442, 33320), (2499, 32560), (2516, 32340), (2590, 31416), (2618, 31080), (2640, 30821), (2695, 30192), (2805, 29008), (2849, 28560), (2856, 28490), (2940, 27676), (2960, 27489), (2992, 27195), (3080, 26418), (3108, 26180), (3145, 25872), (3234, 25160), (3256, 24990), (3332, 24420), (3570, 22792), (3626, 22440), (3696, 22015), (3740, 21756), (3774, 21560), (3885, 20944), (3920, 20757), (3927, 20720), (4070, 19992), (4080, 19943), (4144, 19635), (4165, 19536), (4312, 18870), (4403, 18480), (4440, 18326), (4488, 18130), (4620, 17612), (4760, 17094), (4884, 16660), (4998, 16280), (5032, 16170), (5180, 15708), (5236, 15540), (5390, 15096), (5439, 14960), (5610, 14504), (5698, 14280), (5712, 14245), (5880, 13838), (6105, 13328), (6160, 13209), (6216, 13090), (6290, 12936), (6468, 12580), (6512, 12495), (6545, 12432), (6664, 12210), (6919, 11760), (7140, 11396), (7252, 11220), (7480, 10878), (7548, 10780), (7770, 10472), (7854, 10360), (8085, 10064), (8140, 9996), (8330, 9768), (8547, 9520), (8624, 9435), (8806, 9240), (8880, 9163), (8976, 9065)]