217819888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 160

約数和(自身を含む): 531965952

約数和(自身を除く): 314146064

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 37, 44, 52, 62, 74, 83, 88, 104, 124, 143, 148, 166, 176, 208, 248, 286, 296, 332, 341, 403, 407, 481, 496, 572, 592, 664, 682, 806, 814, 913, 962, 1079, 1144, 1147, 1328, 1364, 1612, 1628, 1826, 1924, 2158, 2288, 2294, 2573, 2728, 3071, 3224, 3256, 3652, 3848, 4316, 4433, 4588, 5146, 5291, 5456, 6142, 6448, 6512, 7304, 7696, 8632, 8866, 9176, 10292, 10582, 11869, 12284, 12617, 14608, 14911, 17264, 17732, 18352, 20584, 21164, 23738, 24568, 25234, 28303, 29822, 33449, 33781, 35464, 39923, 41168, 42328, 47476, 49136, 50468, 56606, 59644, 66898, 67562, 70928, 79846, 84656, 94952, 95201, 100936, 113212, 119288, 133796, 135124, 159692, 164021, 189904, 190402, 201872, 226424, 238576, 267592, 270248, 319384, 328042, 367939, 380804, 439153, 452848, 535184, 540496, 638768, 656084, 735878, 761608, 878306, 1047211, 1237613, 1312168, 1471756, 1523216, 1756612, 2094422, 2475226, 2624336, 2943512, 3513224, 4188844, 4950452, 5887024, 7026448, 8377688, 9900904, 13613743, 16755376, 19801808, 27227486, 54454972, 108909944, 217819888]

約数ペア:

[(1, 217819888), (2, 108909944), (4, 54454972), (8, 27227486), (11, 19801808), (13, 16755376), (16, 13613743), (22, 9900904), (26, 8377688), (31, 7026448), (37, 5887024), (44, 4950452), (52, 4188844), (62, 3513224), (74, 2943512), (83, 2624336), (88, 2475226), (104, 2094422), (124, 1756612), (143, 1523216), (148, 1471756), (166, 1312168), (176, 1237613), (208, 1047211), (248, 878306), (286, 761608), (296, 735878), (332, 656084), (341, 638768), (403, 540496), (407, 535184), (481, 452848), (496, 439153), (572, 380804), (592, 367939), (664, 328042), (682, 319384), (806, 270248), (814, 267592), (913, 238576), (962, 226424), (1079, 201872), (1144, 190402), (1147, 189904), (1328, 164021), (1364, 159692), (1612, 135124), (1628, 133796), (1826, 119288), (1924, 113212), (2158, 100936), (2288, 95201), (2294, 94952), (2573, 84656), (2728, 79846), (3071, 70928), (3224, 67562), (3256, 66898), (3652, 59644), (3848, 56606), (4316, 50468), (4433, 49136), (4588, 47476), (5146, 42328), (5291, 41168), (5456, 39923), (6142, 35464), (6448, 33781), (6512, 33449), (7304, 29822), (7696, 28303), (8632, 25234), (8866, 24568), (9176, 23738), (10292, 21164), (10582, 20584), (11869, 18352), (12284, 17732), (12617, 17264), (14608, 14911)]