256211424

素因数分解:

$2^5\times 3^7\times 7^1\times {\mathrm{523}}^1$

素因数の和:561

約数の個数: 192

約数和(自身を含む): 866234880

約数和(自身を除く): 610023456

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, 486, 504, 523, 567, 648, 672, 729, 756, 864, 972, 1008, 1046, 1134, 1296, 1458, 1512, 1569, 1701, 1944, 2016, 2092, 2187, 2268, 2592, 2916, 3024, 3138, 3402, 3661, 3888, 4184, 4374, 4536, 4707, 5103, 5832, 6048, 6276, 6804, 7322, 7776, 8368, 8748, 9072, 9414, 10206, 10983, 11664, 12552, 13608, 14121, 14644, 15309, 16736, 17496, 18144, 18828, 20412, 21966, 23328, 25104, 27216, 28242, 29288, 30618, 32949, 34992, 37656, 40824, 42363, 43932, 50208, 54432, 56484, 58576, 61236, 65898, 69984, 75312, 81648, 84726, 87864, 98847, 112968, 117152, 122472, 127089, 131796, 150624, 163296, 169452, 175728, 197694, 225936, 244944, 254178, 263592, 296541, 338904, 351456, 381267, 395388, 451872, 489888, 508356, 527184, 593082, 677808, 762534, 790776, 889623, 1016712, 1054368, 1143801, 1186164, 1355616, 1525068, 1581552, 1779246, 2033424, 2287602, 2372328, 2668869, 3050136, 3163104, 3558492, 4066848, 4575204, 4744656, 5337738, 6100272, 7116984, 8006607, 9150408, 9489312, 10675476, 12200544, 14233968, 16013214, 18300816, 21350952, 28467936, 32026428, 36601632, 42701904, 64052856, 85403808, 128105712, 256211424]

約数ペア:

[(1, 256211424), (2, 128105712), (3, 85403808), (4, 64052856), (6, 42701904), (7, 36601632), (8, 32026428), (9, 28467936), (12, 21350952), (14, 18300816), (16, 16013214), (18, 14233968), (21, 12200544), (24, 10675476), (27, 9489312), (28, 9150408), (32, 8006607), (36, 7116984), (42, 6100272), (48, 5337738), (54, 4744656), (56, 4575204), (63, 4066848), (72, 3558492), (81, 3163104), (84, 3050136), (96, 2668869), (108, 2372328), (112, 2287602), (126, 2033424), (144, 1779246), (162, 1581552), (168, 1525068), (189, 1355616), (216, 1186164), (224, 1143801), (243, 1054368), (252, 1016712), (288, 889623), (324, 790776), (336, 762534), (378, 677808), (432, 593082), (486, 527184), (504, 508356), (523, 489888), (567, 451872), (648, 395388), (672, 381267), (729, 351456), (756, 338904), (864, 296541), (972, 263592), (1008, 254178), (1046, 244944), (1134, 225936), (1296, 197694), (1458, 175728), (1512, 169452), (1569, 163296), (1701, 150624), (1944, 131796), (2016, 127089), (2092, 122472), (2187, 117152), (2268, 112968), (2592, 98847), (2916, 87864), (3024, 84726), (3138, 81648), (3402, 75312), (3661, 69984), (3888, 65898), (4184, 61236), (4374, 58576), (4536, 56484), (4707, 54432), (5103, 50208), (5832, 43932), (6048, 42363), (6276, 40824), (6804, 37656), (7322, 34992), (7776, 32949), (8368, 30618), (8748, 29288), (9072, 28242), (9414, 27216), (10206, 25104), (10983, 23328), (11664, 21966), (12552, 20412), (13608, 18828), (14121, 18144), (14644, 17496), (15309, 16736)]