216386478

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 240

約数和(自身を含む): 648869760

約数和(自身を除く): 432483282

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 27, 33, 38, 42, 54, 57, 63, 66, 77, 81, 83, 99, 114, 121, 126, 133, 154, 162, 166, 171, 189, 198, 209, 231, 242, 249, 266, 297, 342, 363, 378, 399, 418, 462, 498, 513, 567, 581, 594, 627, 693, 726, 747, 798, 847, 891, 913, 1026, 1089, 1134, 1162, 1197, 1254, 1386, 1463, 1494, 1539, 1577, 1694, 1743, 1782, 1826, 1881, 2079, 2178, 2241, 2299, 2394, 2541, 2739, 2926, 3078, 3154, 3267, 3486, 3591, 3762, 4158, 4389, 4482, 4598, 4731, 5082, 5229, 5478, 5643, 6237, 6391, 6534, 6723, 6897, 7182, 7623, 8217, 8778, 9462, 9801, 10043, 10458, 10773, 11039, 11286, 12474, 12782, 13167, 13446, 13794, 14193, 15246, 15687, 16093, 16434, 16929, 17347, 19173, 19602, 20086, 20691, 21546, 22078, 22869, 24651, 26334, 28386, 30129, 31374, 32186, 33117, 33858, 34694, 38346, 39501, 41382, 42579, 45738, 47061, 48279, 49302, 52041, 57519, 60258, 62073, 66234, 68607, 70301, 73953, 79002, 85158, 90387, 94122, 96558, 99351, 104082, 115038, 118503, 121429, 124146, 127737, 137214, 140602, 144837, 147906, 156123, 172557, 180774, 186219, 190817, 198702, 210903, 237006, 242858, 255474, 271161, 289674, 298053, 312246, 345114, 364287, 372438, 381634, 421806, 434511, 468369, 517671, 542322, 572451, 596106, 632709, 728574, 813483, 869022, 894159, 936738, 1035342, 1092861, 1144902, 1265418, 1303533, 1335719, 1405107, 1626966, 1717353, 1788318, 1898127, 2185722, 2607066, 2671438, 2810214, 3278583, 3434706, 3796254, 4007157, 5152059, 5694381, 6557166, 8014314, 9835749, 10304118, 11388762, 12021471, 15456177, 19671498, 24042942, 30912354, 36064413, 72128826, 108193239, 216386478]

約数ペア:

[(1, 216386478), (2, 108193239), (3, 72128826), (6, 36064413), (7, 30912354), (9, 24042942), (11, 19671498), (14, 15456177), (18, 12021471), (19, 11388762), (21, 10304118), (22, 9835749), (27, 8014314), (33, 6557166), (38, 5694381), (42, 5152059), (54, 4007157), (57, 3796254), (63, 3434706), (66, 3278583), (77, 2810214), (81, 2671438), (83, 2607066), (99, 2185722), (114, 1898127), (121, 1788318), (126, 1717353), (133, 1626966), (154, 1405107), (162, 1335719), (166, 1303533), (171, 1265418), (189, 1144902), (198, 1092861), (209, 1035342), (231, 936738), (242, 894159), (249, 869022), (266, 813483), (297, 728574), (342, 632709), (363, 596106), (378, 572451), (399, 542322), (418, 517671), (462, 468369), (498, 434511), (513, 421806), (567, 381634), (581, 372438), (594, 364287), (627, 345114), (693, 312246), (726, 298053), (747, 289674), (798, 271161), (847, 255474), (891, 242858), (913, 237006), (1026, 210903), (1089, 198702), (1134, 190817), (1162, 186219), (1197, 180774), (1254, 172557), (1386, 156123), (1463, 147906), (1494, 144837), (1539, 140602), (1577, 137214), (1694, 127737), (1743, 124146), (1782, 121429), (1826, 118503), (1881, 115038), (2079, 104082), (2178, 99351), (2241, 96558), (2299, 94122), (2394, 90387), (2541, 85158), (2739, 79002), (2926, 73953), (3078, 70301), (3154, 68607), (3267, 66234), (3486, 62073), (3591, 60258), (3762, 57519), (4158, 52041), (4389, 49302), (4482, 48279), (4598, 47061), (4731, 45738), (5082, 42579), (5229, 41382), (5478, 39501), (5643, 38346), (6237, 34694), (6391, 33858), (6534, 33117), (6723, 32186), (6897, 31374), (7182, 30129), (7623, 28386), (8217, 26334), (8778, 24651), (9462, 22869), (9801, 22078), (10043, 21546), (10458, 20691), (10773, 20086), (11039, 19602), (11286, 19173), (12474, 17347), (12782, 16929), (13167, 16434), (13446, 16093), (13794, 15687), (14193, 15246)]