31918159728

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{811919}}^1$

素因数の和:811956

約数の個数: 160

約数和(自身を含む): 112759449600

約数和(自身を除く): 80841289872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 208, 216, 234, 252, 273, 312, 336, 351, 364, 378, 432, 468, 504, 546, 624, 702, 728, 756, 819, 936, 1008, 1092, 1404, 1456, 1512, 1638, 1872, 2184, 2457, 2808, 3024, 3276, 4368, 4914, 5616, 6552, 9828, 13104, 19656, 39312, 811919, 1623838, 2435757, 3247676, 4871514, 5683433, 6495352, 7307271, 9743028, 10554947, 11366866, 12990704, 14614542, 17050299, 19486056, 21109894, 21921813, 22733732, 29229084, 31664841, 34100598, 38972112, 42219788, 43843626, 45467464, 51150897, 58458168, 63329682, 68201196, 73884629, 84439576, 87687252, 90934928, 94994523, 102301794, 116916336, 126659364, 136402392, 147769258, 153452691, 168879152, 175374504, 189989046, 204603588, 221653887, 253318728, 272804784, 284983569, 295538516, 306905382, 350749008, 379978092, 409207176, 443307774, 506637456, 569967138, 591077032, 613810764, 664961661, 759956184, 818414352, 886615548, 1139934276, 1182154064, 1227621528, 1329923322, 1519912368, 1773231096, 1994884983, 2279868552, 2455243056, 2659846644, 3546462192, 3989769966, 4559737104, 5319693288, 7979539932, 10639386576, 15959079864, 31918159728]

約数ペア:

[(1, 31918159728), (2, 15959079864), (3, 10639386576), (4, 7979539932), (6, 5319693288), (7, 4559737104), (8, 3989769966), (9, 3546462192), (12, 2659846644), (13, 2455243056), (14, 2279868552), (16, 1994884983), (18, 1773231096), (21, 1519912368), (24, 1329923322), (26, 1227621528), (27, 1182154064), (28, 1139934276), (36, 886615548), (39, 818414352), (42, 759956184), (48, 664961661), (52, 613810764), (54, 591077032), (56, 569967138), (63, 506637456), (72, 443307774), (78, 409207176), (84, 379978092), (91, 350749008), (104, 306905382), (108, 295538516), (112, 284983569), (117, 272804784), (126, 253318728), (144, 221653887), (156, 204603588), (168, 189989046), (182, 175374504), (189, 168879152), (208, 153452691), (216, 147769258), (234, 136402392), (252, 126659364), (273, 116916336), (312, 102301794), (336, 94994523), (351, 90934928), (364, 87687252), (378, 84439576), (432, 73884629), (468, 68201196), (504, 63329682), (546, 58458168), (624, 51150897), (702, 45467464), (728, 43843626), (756, 42219788), (819, 38972112), (936, 34100598), (1008, 31664841), (1092, 29229084), (1404, 22733732), (1456, 21921813), (1512, 21109894), (1638, 19486056), (1872, 17050299), (2184, 14614542), (2457, 12990704), (2808, 11366866), (3024, 10554947), (3276, 9743028), (4368, 7307271), (4914, 6495352), (5616, 5683433), (6552, 4871514), (9828, 3247676), (13104, 2435757), (19656, 1623838), (39312, 811919)]