216808284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 645652224

約数和(自身を除く): 428843940

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 83, 84, 121, 132, 154, 166, 231, 242, 249, 257, 308, 332, 363, 462, 484, 498, 514, 581, 726, 771, 847, 913, 924, 996, 1028, 1162, 1452, 1542, 1694, 1743, 1799, 1826, 2324, 2541, 2739, 2827, 3084, 3388, 3486, 3598, 3652, 5082, 5397, 5478, 5654, 6391, 6972, 7196, 8481, 10043, 10164, 10794, 10956, 11308, 12782, 16962, 19173, 19789, 20086, 21331, 21588, 25564, 30129, 31097, 33924, 38346, 39578, 40172, 42662, 59367, 60258, 62194, 63993, 70301, 76692, 79156, 85324, 93291, 118734, 120516, 124388, 127986, 140602, 149317, 186582, 210903, 217679, 234641, 237468, 255972, 281204, 298634, 373164, 421806, 435358, 447951, 469282, 597268, 653037, 703923, 843612, 870716, 895902, 938564, 1306074, 1407846, 1642487, 1791804, 2581051, 2612148, 2815692, 3284974, 4927461, 5162102, 6569948, 7743153, 9854922, 10324204, 15486306, 18067357, 19709844, 30972612, 36134714, 54202071, 72269428, 108404142, 216808284]

約数ペア:

[(1, 216808284), (2, 108404142), (3, 72269428), (4, 54202071), (6, 36134714), (7, 30972612), (11, 19709844), (12, 18067357), (14, 15486306), (21, 10324204), (22, 9854922), (28, 7743153), (33, 6569948), (42, 5162102), (44, 4927461), (66, 3284974), (77, 2815692), (83, 2612148), (84, 2581051), (121, 1791804), (132, 1642487), (154, 1407846), (166, 1306074), (231, 938564), (242, 895902), (249, 870716), (257, 843612), (308, 703923), (332, 653037), (363, 597268), (462, 469282), (484, 447951), (498, 435358), (514, 421806), (581, 373164), (726, 298634), (771, 281204), (847, 255972), (913, 237468), (924, 234641), (996, 217679), (1028, 210903), (1162, 186582), (1452, 149317), (1542, 140602), (1694, 127986), (1743, 124388), (1799, 120516), (1826, 118734), (2324, 93291), (2541, 85324), (2739, 79156), (2827, 76692), (3084, 70301), (3388, 63993), (3486, 62194), (3598, 60258), (3652, 59367), (5082, 42662), (5397, 40172), (5478, 39578), (5654, 38346), (6391, 33924), (6972, 31097), (7196, 30129), (8481, 25564), (10043, 21588), (10164, 21331), (10794, 20086), (10956, 19789), (11308, 19173), (12782, 16962)]