219959712

素因数分解:

$2^5\times 3^7\times 7^1\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 192

約数和(自身を含む): 743904000

約数和(自身を除く): 523944288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 243, 252, 288, 324, 336, 378, 432, 449, 486, 504, 567, 648, 672, 729, 756, 864, 898, 972, 1008, 1134, 1296, 1347, 1458, 1512, 1701, 1796, 1944, 2016, 2187, 2268, 2592, 2694, 2916, 3024, 3143, 3402, 3592, 3888, 4041, 4374, 4536, 5103, 5388, 5832, 6048, 6286, 6804, 7184, 7776, 8082, 8748, 9072, 9429, 10206, 10776, 11664, 12123, 12572, 13608, 14368, 15309, 16164, 17496, 18144, 18858, 20412, 21552, 23328, 24246, 25144, 27216, 28287, 30618, 32328, 34992, 36369, 37716, 40824, 43104, 48492, 50288, 54432, 56574, 61236, 64656, 69984, 72738, 75432, 81648, 84861, 96984, 100576, 109107, 113148, 122472, 129312, 145476, 150864, 163296, 169722, 193968, 218214, 226296, 244944, 254583, 290952, 301728, 327321, 339444, 387936, 436428, 452592, 489888, 509166, 581904, 654642, 678888, 763749, 872856, 905184, 981963, 1018332, 1163808, 1309284, 1357776, 1527498, 1745712, 1963926, 2036664, 2291247, 2618568, 2715552, 3054996, 3491424, 3927852, 4073328, 4582494, 5237136, 6109992, 6873741, 7855704, 8146656, 9164988, 10474272, 12219984, 13747482, 15711408, 18329976, 24439968, 27494964, 31422816, 36659952, 54989928, 73319904, 109979856, 219959712]

約数ペア:

[(1, 219959712), (2, 109979856), (3, 73319904), (4, 54989928), (6, 36659952), (7, 31422816), (8, 27494964), (9, 24439968), (12, 18329976), (14, 15711408), (16, 13747482), (18, 12219984), (21, 10474272), (24, 9164988), (27, 8146656), (28, 7855704), (32, 6873741), (36, 6109992), (42, 5237136), (48, 4582494), (54, 4073328), (56, 3927852), (63, 3491424), (72, 3054996), (81, 2715552), (84, 2618568), (96, 2291247), (108, 2036664), (112, 1963926), (126, 1745712), (144, 1527498), (162, 1357776), (168, 1309284), (189, 1163808), (216, 1018332), (224, 981963), (243, 905184), (252, 872856), (288, 763749), (324, 678888), (336, 654642), (378, 581904), (432, 509166), (449, 489888), (486, 452592), (504, 436428), (567, 387936), (648, 339444), (672, 327321), (729, 301728), (756, 290952), (864, 254583), (898, 244944), (972, 226296), (1008, 218214), (1134, 193968), (1296, 169722), (1347, 163296), (1458, 150864), (1512, 145476), (1701, 129312), (1796, 122472), (1944, 113148), (2016, 109107), (2187, 100576), (2268, 96984), (2592, 84861), (2694, 81648), (2916, 75432), (3024, 72738), (3143, 69984), (3402, 64656), (3592, 61236), (3888, 56574), (4041, 54432), (4374, 50288), (4536, 48492), (5103, 43104), (5388, 40824), (5832, 37716), (6048, 36369), (6286, 34992), (6804, 32328), (7184, 30618), (7776, 28287), (8082, 27216), (8748, 25144), (9072, 24246), (9429, 23328), (10206, 21552), (10776, 20412), (11664, 18858), (12123, 18144), (12572, 17496), (13608, 16164), (14368, 15309)]