81713376

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 248648400

約数和(自身を除く): 166935024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 109, 114, 137, 144, 152, 171, 218, 228, 274, 288, 304, 327, 342, 411, 436, 456, 548, 608, 654, 684, 822, 872, 912, 981, 1096, 1233, 1308, 1368, 1644, 1744, 1824, 1962, 2071, 2192, 2466, 2603, 2616, 2736, 3288, 3488, 3924, 4142, 4384, 4932, 5206, 5232, 5472, 6213, 6576, 7809, 7848, 8284, 9864, 10412, 10464, 12426, 13152, 14933, 15618, 15696, 16568, 18639, 19728, 20824, 23427, 24852, 29866, 31236, 31392, 33136, 37278, 39456, 41648, 44799, 46854, 49704, 59732, 62472, 66272, 74556, 83296, 89598, 93708, 99408, 119464, 124944, 134397, 149112, 179196, 187416, 198816, 238928, 249888, 268794, 283727, 298224, 358392, 374832, 477856, 537588, 567454, 596448, 716784, 749664, 851181, 1075176, 1134908, 1433568, 1702362, 2150352, 2269816, 2553543, 3404724, 4300704, 4539632, 5107086, 6809448, 9079264, 10214172, 13618896, 20428344, 27237792, 40856688, 81713376]

約数ペア:

[(1, 81713376), (2, 40856688), (3, 27237792), (4, 20428344), (6, 13618896), (8, 10214172), (9, 9079264), (12, 6809448), (16, 5107086), (18, 4539632), (19, 4300704), (24, 3404724), (32, 2553543), (36, 2269816), (38, 2150352), (48, 1702362), (57, 1433568), (72, 1134908), (76, 1075176), (96, 851181), (109, 749664), (114, 716784), (137, 596448), (144, 567454), (152, 537588), (171, 477856), (218, 374832), (228, 358392), (274, 298224), (288, 283727), (304, 268794), (327, 249888), (342, 238928), (411, 198816), (436, 187416), (456, 179196), (548, 149112), (608, 134397), (654, 124944), (684, 119464), (822, 99408), (872, 93708), (912, 89598), (981, 83296), (1096, 74556), (1233, 66272), (1308, 62472), (1368, 59732), (1644, 49704), (1744, 46854), (1824, 44799), (1962, 41648), (2071, 39456), (2192, 37278), (2466, 33136), (2603, 31392), (2616, 31236), (2736, 29866), (3288, 24852), (3488, 23427), (3924, 20824), (4142, 19728), (4384, 18639), (4932, 16568), (5206, 15696), (5232, 15618), (5472, 14933), (6213, 13152), (6576, 12426), (7809, 10464), (7848, 10412), (8284, 9864)]