221631312

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:306

約数の個数: 240

約数和(自身を含む): 738916992

約数和(自身を除く): 517285680

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 23, 24, 28, 34, 42, 46, 48, 49, 51, 56, 68, 69, 84, 92, 98, 102, 112, 119, 136, 138, 147, 161, 168, 184, 196, 204, 238, 241, 272, 276, 294, 322, 336, 357, 368, 391, 392, 408, 476, 482, 483, 552, 588, 644, 714, 723, 782, 784, 816, 833, 952, 964, 966, 1104, 1127, 1173, 1176, 1288, 1428, 1446, 1564, 1666, 1687, 1904, 1928, 1932, 2254, 2346, 2352, 2499, 2576, 2737, 2856, 2892, 3128, 3332, 3374, 3381, 3856, 3864, 4097, 4508, 4692, 4998, 5061, 5474, 5543, 5712, 5784, 6256, 6664, 6748, 6762, 7728, 8194, 8211, 9016, 9384, 9996, 10122, 10948, 11086, 11568, 11809, 12291, 13328, 13496, 13524, 16388, 16422, 16629, 18032, 18768, 19159, 19992, 20244, 21896, 22172, 23618, 24582, 26992, 27048, 28679, 32776, 32844, 33258, 35427, 38318, 38801, 39984, 40488, 43792, 44344, 47236, 49164, 54096, 57358, 57477, 65552, 65688, 66516, 70854, 76636, 77602, 80976, 86037, 88688, 94231, 94472, 98328, 114716, 114954, 116403, 131376, 133032, 141708, 153272, 155204, 172074, 188462, 188944, 196656, 200753, 229432, 229908, 232806, 266064, 271607, 282693, 283416, 306544, 310408, 344148, 376924, 401506, 458864, 459816, 465612, 543214, 565386, 566832, 602259, 620816, 659617, 688296, 753848, 803012, 814821, 919632, 931224, 1086428, 1130772, 1204518, 1319234, 1376592, 1507696, 1606024, 1629642, 1862448, 1978851, 2172856, 2261544, 2409036, 2638468, 3212048, 3259284, 3957702, 4345712, 4523088, 4617319, 4818072, 5276936, 6518568, 7915404, 9234638, 9636144, 10553872, 13037136, 13851957, 15830808, 18469276, 27703914, 31661616, 36938552, 55407828, 73877104, 110815656, 221631312]

約数ペア:

[(1, 221631312), (2, 110815656), (3, 73877104), (4, 55407828), (6, 36938552), (7, 31661616), (8, 27703914), (12, 18469276), (14, 15830808), (16, 13851957), (17, 13037136), (21, 10553872), (23, 9636144), (24, 9234638), (28, 7915404), (34, 6518568), (42, 5276936), (46, 4818072), (48, 4617319), (49, 4523088), (51, 4345712), (56, 3957702), (68, 3259284), (69, 3212048), (84, 2638468), (92, 2409036), (98, 2261544), (102, 2172856), (112, 1978851), (119, 1862448), (136, 1629642), (138, 1606024), (147, 1507696), (161, 1376592), (168, 1319234), (184, 1204518), (196, 1130772), (204, 1086428), (238, 931224), (241, 919632), (272, 814821), (276, 803012), (294, 753848), (322, 688296), (336, 659617), (357, 620816), (368, 602259), (391, 566832), (392, 565386), (408, 543214), (476, 465612), (482, 459816), (483, 458864), (552, 401506), (588, 376924), (644, 344148), (714, 310408), (723, 306544), (782, 283416), (784, 282693), (816, 271607), (833, 266064), (952, 232806), (964, 229908), (966, 229432), (1104, 200753), (1127, 196656), (1173, 188944), (1176, 188462), (1288, 172074), (1428, 155204), (1446, 153272), (1564, 141708), (1666, 133032), (1687, 131376), (1904, 116403), (1928, 114954), (1932, 114716), (2254, 98328), (2346, 94472), (2352, 94231), (2499, 88688), (2576, 86037), (2737, 80976), (2856, 77602), (2892, 76636), (3128, 70854), (3332, 66516), (3374, 65688), (3381, 65552), (3856, 57477), (3864, 57358), (4097, 54096), (4508, 49164), (4692, 47236), (4998, 44344), (5061, 43792), (5474, 40488), (5543, 39984), (5712, 38801), (5784, 38318), (6256, 35427), (6664, 33258), (6748, 32844), (6762, 32776), (7728, 28679), (8194, 27048), (8211, 26992), (9016, 24582), (9384, 23618), (9996, 22172), (10122, 21896), (10948, 20244), (11086, 19992), (11568, 19159), (11809, 18768), (12291, 18032), (13328, 16629), (13496, 16422), (13524, 16388)]