281209104

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^2$

素因数の和:163

約数の個数: 240

約数和(自身を含む): 948421440

約数和(自身を除く): 667212336

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 33, 34, 36, 44, 48, 51, 54, 59, 66, 68, 72, 88, 99, 102, 108, 118, 132, 136, 144, 153, 176, 177, 187, 198, 204, 216, 236, 264, 272, 297, 306, 354, 374, 396, 408, 432, 459, 472, 528, 531, 561, 594, 612, 649, 708, 748, 792, 816, 918, 944, 1003, 1062, 1122, 1188, 1224, 1298, 1416, 1496, 1584, 1593, 1683, 1836, 1947, 2006, 2124, 2244, 2376, 2448, 2596, 2832, 2992, 3009, 3186, 3366, 3481, 3672, 3894, 4012, 4248, 4488, 4752, 5049, 5192, 5841, 6018, 6372, 6732, 6962, 7344, 7788, 8024, 8496, 8976, 9027, 10098, 10384, 10443, 11033, 11682, 12036, 12744, 13464, 13924, 15576, 16048, 17523, 18054, 20196, 20886, 22066, 23364, 24072, 25488, 26928, 27081, 27848, 31152, 31329, 33099, 35046, 36108, 38291, 40392, 41772, 44132, 46728, 48144, 54162, 55696, 59177, 62658, 66198, 70092, 72216, 76582, 80784, 83544, 88264, 93456, 93987, 99297, 108324, 114873, 118354, 125316, 132396, 140184, 144432, 153164, 167088, 176528, 177531, 187974, 198594, 216648, 229746, 236708, 250632, 264792, 280368, 297891, 306328, 344619, 355062, 375948, 397188, 433296, 459492, 473416, 501264, 529584, 532593, 595782, 612656, 650947, 689238, 710124, 751896, 794376, 918984, 946832, 1033857, 1065186, 1191564, 1301894, 1378476, 1420248, 1503792, 1588752, 1597779, 1837968, 1952841, 2067714, 2130372, 2383128, 2603788, 2756952, 2840496, 3195558, 3905682, 4135428, 4260744, 4766256, 5207576, 5513904, 5858523, 6391116, 7811364, 8270856, 8521488, 10415152, 11717046, 12782232, 15622728, 16541712, 17575569, 23434092, 25564464, 31245456, 35151138, 46868184, 70302276, 93736368, 140604552, 281209104]

約数ペア:

[(1, 281209104), (2, 140604552), (3, 93736368), (4, 70302276), (6, 46868184), (8, 35151138), (9, 31245456), (11, 25564464), (12, 23434092), (16, 17575569), (17, 16541712), (18, 15622728), (22, 12782232), (24, 11717046), (27, 10415152), (33, 8521488), (34, 8270856), (36, 7811364), (44, 6391116), (48, 5858523), (51, 5513904), (54, 5207576), (59, 4766256), (66, 4260744), (68, 4135428), (72, 3905682), (88, 3195558), (99, 2840496), (102, 2756952), (108, 2603788), (118, 2383128), (132, 2130372), (136, 2067714), (144, 1952841), (153, 1837968), (176, 1597779), (177, 1588752), (187, 1503792), (198, 1420248), (204, 1378476), (216, 1301894), (236, 1191564), (264, 1065186), (272, 1033857), (297, 946832), (306, 918984), (354, 794376), (374, 751896), (396, 710124), (408, 689238), (432, 650947), (459, 612656), (472, 595782), (528, 532593), (531, 529584), (561, 501264), (594, 473416), (612, 459492), (649, 433296), (708, 397188), (748, 375948), (792, 355062), (816, 344619), (918, 306328), (944, 297891), (1003, 280368), (1062, 264792), (1122, 250632), (1188, 236708), (1224, 229746), (1298, 216648), (1416, 198594), (1496, 187974), (1584, 177531), (1593, 176528), (1683, 167088), (1836, 153164), (1947, 144432), (2006, 140184), (2124, 132396), (2244, 125316), (2376, 118354), (2448, 114873), (2596, 108324), (2832, 99297), (2992, 93987), (3009, 93456), (3186, 88264), (3366, 83544), (3481, 80784), (3672, 76582), (3894, 72216), (4012, 70092), (4248, 66198), (4488, 62658), (4752, 59177), (5049, 55696), (5192, 54162), (5841, 48144), (6018, 46728), (6372, 44132), (6732, 41772), (6962, 40392), (7344, 38291), (7788, 36108), (8024, 35046), (8496, 33099), (8976, 31329), (9027, 31152), (10098, 27848), (10384, 27081), (10443, 26928), (11033, 25488), (11682, 24072), (12036, 23364), (12744, 22066), (13464, 20886), (13924, 20196), (15576, 18054), (16048, 17523)]