211455216

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 715573248

約数和(自身を除く): 504118032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 67, 72, 84, 93, 101, 112, 124, 126, 134, 144, 168, 186, 201, 202, 217, 248, 252, 268, 279, 303, 336, 372, 402, 404, 434, 469, 496, 504, 536, 558, 603, 606, 651, 707, 744, 804, 808, 868, 909, 938, 1008, 1072, 1116, 1206, 1212, 1302, 1407, 1414, 1488, 1608, 1616, 1736, 1818, 1876, 1953, 2077, 2121, 2232, 2412, 2424, 2604, 2814, 2828, 3131, 3216, 3472, 3636, 3752, 3906, 4154, 4221, 4242, 4464, 4824, 4848, 5208, 5628, 5656, 6231, 6262, 6363, 6767, 7272, 7504, 7812, 8308, 8442, 8484, 9393, 9648, 10416, 11256, 11312, 12462, 12524, 12726, 13534, 14539, 14544, 15624, 16616, 16884, 16968, 18693, 18786, 20301, 21917, 22512, 24924, 25048, 25452, 27068, 28179, 29078, 31248, 33232, 33768, 33936, 37386, 37572, 40602, 43617, 43834, 47369, 49848, 50096, 50904, 54136, 56358, 58156, 60903, 65751, 67536, 74772, 75144, 81204, 87234, 87668, 94738, 99696, 101808, 108272, 112716, 116312, 121806, 130851, 131502, 142107, 149544, 150288, 162408, 174468, 175336, 189476, 197253, 209777, 225432, 232624, 243612, 261702, 263004, 284214, 299088, 324816, 348936, 350672, 378952, 394506, 419554, 426321, 450864, 487224, 523404, 526008, 568428, 629331, 697872, 757904, 789012, 839108, 852642, 974448, 1046808, 1052016, 1136856, 1258662, 1468439, 1578024, 1678216, 1705284, 1887993, 2093616, 2273712, 2517324, 2936878, 3156048, 3356432, 3410568, 3775986, 4405317, 5034648, 5873756, 6821136, 7551972, 8810634, 10069296, 11747512, 13215951, 15103944, 17621268, 23495024, 26431902, 30207888, 35242536, 52863804, 70485072, 105727608, 211455216]

約数ペア:

[(1, 211455216), (2, 105727608), (3, 70485072), (4, 52863804), (6, 35242536), (7, 30207888), (8, 26431902), (9, 23495024), (12, 17621268), (14, 15103944), (16, 13215951), (18, 11747512), (21, 10069296), (24, 8810634), (28, 7551972), (31, 6821136), (36, 5873756), (42, 5034648), (48, 4405317), (56, 3775986), (62, 3410568), (63, 3356432), (67, 3156048), (72, 2936878), (84, 2517324), (93, 2273712), (101, 2093616), (112, 1887993), (124, 1705284), (126, 1678216), (134, 1578024), (144, 1468439), (168, 1258662), (186, 1136856), (201, 1052016), (202, 1046808), (217, 974448), (248, 852642), (252, 839108), (268, 789012), (279, 757904), (303, 697872), (336, 629331), (372, 568428), (402, 526008), (404, 523404), (434, 487224), (469, 450864), (496, 426321), (504, 419554), (536, 394506), (558, 378952), (603, 350672), (606, 348936), (651, 324816), (707, 299088), (744, 284214), (804, 263004), (808, 261702), (868, 243612), (909, 232624), (938, 225432), (1008, 209777), (1072, 197253), (1116, 189476), (1206, 175336), (1212, 174468), (1302, 162408), (1407, 150288), (1414, 149544), (1488, 142107), (1608, 131502), (1616, 130851), (1736, 121806), (1818, 116312), (1876, 112716), (1953, 108272), (2077, 101808), (2121, 99696), (2232, 94738), (2412, 87668), (2424, 87234), (2604, 81204), (2814, 75144), (2828, 74772), (3131, 67536), (3216, 65751), (3472, 60903), (3636, 58156), (3752, 56358), (3906, 54136), (4154, 50904), (4221, 50096), (4242, 49848), (4464, 47369), (4824, 43834), (4848, 43617), (5208, 40602), (5628, 37572), (5656, 37386), (6231, 33936), (6262, 33768), (6363, 33232), (6767, 31248), (7272, 29078), (7504, 28179), (7812, 27068), (8308, 25452), (8442, 25048), (8484, 24924), (9393, 22512), (9648, 21917), (10416, 20301), (11256, 18786), (11312, 18693), (12462, 16968), (12524, 16884), (12726, 16616), (13534, 15624), (14539, 14544)]