256589424

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 320

約数和(自身を含む): 929940480

約数和(自身を除く): 673351056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 61, 63, 72, 78, 84, 91, 104, 107, 108, 112, 117, 122, 126, 144, 156, 168, 182, 183, 189, 208, 214, 216, 234, 244, 252, 273, 312, 321, 336, 351, 364, 366, 378, 427, 428, 432, 468, 488, 504, 546, 549, 624, 642, 702, 728, 732, 749, 756, 793, 819, 854, 856, 936, 963, 976, 1008, 1092, 1098, 1281, 1284, 1391, 1404, 1456, 1464, 1498, 1512, 1586, 1638, 1647, 1708, 1712, 1872, 1926, 2184, 2196, 2247, 2379, 2457, 2562, 2568, 2782, 2808, 2889, 2928, 2996, 3024, 3172, 3276, 3294, 3416, 3843, 3852, 4173, 4368, 4392, 4494, 4758, 4914, 5124, 5136, 5551, 5564, 5616, 5778, 5992, 6344, 6527, 6552, 6588, 6741, 6832, 7137, 7686, 7704, 8346, 8784, 8988, 9516, 9737, 9828, 10248, 11102, 11128, 11529, 11556, 11984, 12519, 12688, 13054, 13104, 13176, 13482, 14274, 15372, 15408, 16653, 16692, 17976, 19032, 19474, 19581, 19656, 20223, 20496, 21411, 22204, 22256, 23058, 23112, 25038, 26108, 26352, 26964, 28548, 29211, 30744, 33306, 33384, 35952, 37557, 38064, 38948, 39162, 39312, 40446, 42822, 44408, 45689, 46116, 46224, 49959, 50076, 52216, 53928, 57096, 58422, 58743, 61488, 66612, 66768, 75114, 77896, 78324, 80892, 84851, 85644, 87633, 88816, 91378, 92232, 99918, 100152, 104432, 107856, 114192, 116844, 117486, 133224, 137067, 149877, 150228, 155792, 156648, 161784, 169702, 171288, 175266, 176229, 182756, 184464, 199836, 200304, 233688, 234972, 254553, 262899, 266448, 274134, 299754, 300456, 313296, 323568, 339404, 342576, 350532, 352458, 365512, 399672, 411201, 467376, 469944, 509106, 525798, 548268, 593957, 599508, 600912, 678808, 701064, 704916, 731024, 763659, 799344, 822402, 939888, 1018212, 1051596, 1096536, 1187914, 1199016, 1233603, 1357616, 1402128, 1409832, 1527318, 1644804, 1781871, 2036424, 2103192, 2193072, 2290977, 2375828, 2398032, 2467206, 2819664, 3054636, 3289608, 3563742, 4072848, 4206384, 4581954, 4751656, 4934412, 5345613, 6109272, 6579216, 7127484, 9163908, 9503312, 9868824, 10691226, 12218544, 14254968, 16036839, 18327816, 19737648, 21382452, 28509936, 32073678, 36655632, 42764904, 64147356, 85529808, 128294712, 256589424]

約数ペア:

[(1, 256589424), (2, 128294712), (3, 85529808), (4, 64147356), (6, 42764904), (7, 36655632), (8, 32073678), (9, 28509936), (12, 21382452), (13, 19737648), (14, 18327816), (16, 16036839), (18, 14254968), (21, 12218544), (24, 10691226), (26, 9868824), (27, 9503312), (28, 9163908), (36, 7127484), (39, 6579216), (42, 6109272), (48, 5345613), (52, 4934412), (54, 4751656), (56, 4581954), (61, 4206384), (63, 4072848), (72, 3563742), (78, 3289608), (84, 3054636), (91, 2819664), (104, 2467206), (107, 2398032), (108, 2375828), (112, 2290977), (117, 2193072), (122, 2103192), (126, 2036424), (144, 1781871), (156, 1644804), (168, 1527318), (182, 1409832), (183, 1402128), (189, 1357616), (208, 1233603), (214, 1199016), (216, 1187914), (234, 1096536), (244, 1051596), (252, 1018212), (273, 939888), (312, 822402), (321, 799344), (336, 763659), (351, 731024), (364, 704916), (366, 701064), (378, 678808), (427, 600912), (428, 599508), (432, 593957), (468, 548268), (488, 525798), (504, 509106), (546, 469944), (549, 467376), (624, 411201), (642, 399672), (702, 365512), (728, 352458), (732, 350532), (749, 342576), (756, 339404), (793, 323568), (819, 313296), (854, 300456), (856, 299754), (936, 274134), (963, 266448), (976, 262899), (1008, 254553), (1092, 234972), (1098, 233688), (1281, 200304), (1284, 199836), (1391, 184464), (1404, 182756), (1456, 176229), (1464, 175266), (1498, 171288), (1512, 169702), (1586, 161784), (1638, 156648), (1647, 155792), (1708, 150228), (1712, 149877), (1872, 137067), (1926, 133224), (2184, 117486), (2196, 116844), (2247, 114192), (2379, 107856), (2457, 104432), (2562, 100152), (2568, 99918), (2782, 92232), (2808, 91378), (2889, 88816), (2928, 87633), (2996, 85644), (3024, 84851), (3172, 80892), (3276, 78324), (3294, 77896), (3416, 75114), (3843, 66768), (3852, 66612), (4173, 61488), (4368, 58743), (4392, 58422), (4494, 57096), (4758, 53928), (4914, 52216), (5124, 50076), (5136, 49959), (5551, 46224), (5564, 46116), (5616, 45689), (5778, 44408), (5992, 42822), (6344, 40446), (6527, 39312), (6552, 39162), (6588, 38948), (6741, 38064), (6832, 37557), (7137, 35952), (7686, 33384), (7704, 33306), (8346, 30744), (8784, 29211), (8988, 28548), (9516, 26964), (9737, 26352), (9828, 26108), (10248, 25038), (11102, 23112), (11128, 23058), (11529, 22256), (11556, 22204), (11984, 21411), (12519, 20496), (12688, 20223), (13054, 19656), (13104, 19581), (13176, 19474), (13482, 19032), (14274, 17976), (15372, 16692), (15408, 16653)]