257696208

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 320

約数和(自身を含む): 944701440

約数和(自身を除く): 687005232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 48, 54, 56, 61, 63, 66, 72, 77, 84, 88, 99, 108, 112, 122, 126, 127, 132, 144, 154, 168, 176, 183, 189, 198, 216, 231, 244, 252, 254, 264, 297, 308, 336, 366, 378, 381, 396, 427, 432, 462, 488, 504, 508, 528, 549, 594, 616, 671, 693, 732, 756, 762, 792, 854, 889, 924, 976, 1008, 1016, 1098, 1143, 1188, 1232, 1281, 1342, 1386, 1397, 1464, 1512, 1524, 1584, 1647, 1708, 1778, 1848, 2013, 2032, 2079, 2196, 2286, 2376, 2562, 2667, 2684, 2772, 2794, 2928, 3024, 3048, 3294, 3416, 3429, 3556, 3696, 3843, 4026, 4158, 4191, 4392, 4572, 4697, 4752, 5124, 5334, 5368, 5544, 5588, 6039, 6096, 6588, 6832, 6858, 7112, 7686, 7747, 8001, 8052, 8316, 8382, 8784, 9144, 9394, 9779, 10248, 10668, 10736, 11088, 11176, 11529, 12078, 12573, 13176, 13716, 14091, 14224, 15372, 15494, 16002, 16104, 16632, 16764, 18117, 18288, 18788, 19558, 20496, 21336, 22352, 23058, 23241, 24003, 24156, 25146, 26352, 27432, 28182, 29337, 30744, 30988, 32004, 32208, 33264, 33528, 36234, 37576, 37719, 39116, 42273, 42672, 46116, 46482, 48006, 48312, 50292, 54229, 54864, 56364, 58674, 61488, 61976, 64008, 67056, 69723, 72468, 75152, 75438, 78232, 84546, 85217, 88011, 92232, 92964, 96012, 96624, 100584, 108458, 112728, 117348, 123952, 126819, 128016, 139446, 144936, 150876, 156464, 162687, 169092, 170434, 176022, 184464, 185928, 192024, 201168, 209169, 216916, 225456, 234696, 253638, 255651, 264033, 278892, 289872, 301752, 325374, 338184, 340868, 352044, 371856, 384048, 418338, 433832, 469392, 488061, 507276, 511302, 528066, 557784, 596519, 603504, 650748, 676368, 681736, 704088, 766953, 836676, 867664, 976122, 1014552, 1022604, 1056132, 1115568, 1193038, 1301496, 1363472, 1408176, 1464183, 1533906, 1673352, 1789557, 1952244, 2029104, 2045208, 2112264, 2300859, 2386076, 2602992, 2928366, 3067812, 3346704, 3579114, 3904488, 4090416, 4224528, 4601718, 4772152, 5368671, 5856732, 6135624, 7158228, 7808976, 9203436, 9544304, 10737342, 11713464, 12271248, 14316456, 16106013, 18406872, 21474684, 23426928, 28632912, 32212026, 36813744, 42949368, 64424052, 85898736, 128848104, 257696208]

約数ペア:

[(1, 257696208), (2, 128848104), (3, 85898736), (4, 64424052), (6, 42949368), (7, 36813744), (8, 32212026), (9, 28632912), (11, 23426928), (12, 21474684), (14, 18406872), (16, 16106013), (18, 14316456), (21, 12271248), (22, 11713464), (24, 10737342), (27, 9544304), (28, 9203436), (33, 7808976), (36, 7158228), (42, 6135624), (44, 5856732), (48, 5368671), (54, 4772152), (56, 4601718), (61, 4224528), (63, 4090416), (66, 3904488), (72, 3579114), (77, 3346704), (84, 3067812), (88, 2928366), (99, 2602992), (108, 2386076), (112, 2300859), (122, 2112264), (126, 2045208), (127, 2029104), (132, 1952244), (144, 1789557), (154, 1673352), (168, 1533906), (176, 1464183), (183, 1408176), (189, 1363472), (198, 1301496), (216, 1193038), (231, 1115568), (244, 1056132), (252, 1022604), (254, 1014552), (264, 976122), (297, 867664), (308, 836676), (336, 766953), (366, 704088), (378, 681736), (381, 676368), (396, 650748), (427, 603504), (432, 596519), (462, 557784), (488, 528066), (504, 511302), (508, 507276), (528, 488061), (549, 469392), (594, 433832), (616, 418338), (671, 384048), (693, 371856), (732, 352044), (756, 340868), (762, 338184), (792, 325374), (854, 301752), (889, 289872), (924, 278892), (976, 264033), (1008, 255651), (1016, 253638), (1098, 234696), (1143, 225456), (1188, 216916), (1232, 209169), (1281, 201168), (1342, 192024), (1386, 185928), (1397, 184464), (1464, 176022), (1512, 170434), (1524, 169092), (1584, 162687), (1647, 156464), (1708, 150876), (1778, 144936), (1848, 139446), (2013, 128016), (2032, 126819), (2079, 123952), (2196, 117348), (2286, 112728), (2376, 108458), (2562, 100584), (2667, 96624), (2684, 96012), (2772, 92964), (2794, 92232), (2928, 88011), (3024, 85217), (3048, 84546), (3294, 78232), (3416, 75438), (3429, 75152), (3556, 72468), (3696, 69723), (3843, 67056), (4026, 64008), (4158, 61976), (4191, 61488), (4392, 58674), (4572, 56364), (4697, 54864), (4752, 54229), (5124, 50292), (5334, 48312), (5368, 48006), (5544, 46482), (5588, 46116), (6039, 42672), (6096, 42273), (6588, 39116), (6832, 37719), (6858, 37576), (7112, 36234), (7686, 33528), (7747, 33264), (8001, 32208), (8052, 32004), (8316, 30988), (8382, 30744), (8784, 29337), (9144, 28182), (9394, 27432), (9779, 26352), (10248, 25146), (10668, 24156), (10736, 24003), (11088, 23241), (11176, 23058), (11529, 22352), (12078, 21336), (12573, 20496), (13176, 19558), (13716, 18788), (14091, 18288), (14224, 18117), (15372, 16764), (15494, 16632), (16002, 16104)]