251862156

素因数分解:

$2^2\times 3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:570

約数の個数: 192

約数和(自身を含む): 821632000

約数和(自身を除く): 569769844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 49, 52, 54, 63, 78, 84, 91, 98, 108, 117, 126, 147, 156, 182, 189, 196, 234, 252, 273, 294, 343, 351, 364, 378, 441, 468, 523, 546, 588, 637, 686, 702, 756, 819, 882, 1029, 1046, 1092, 1274, 1323, 1372, 1404, 1569, 1638, 1764, 1911, 2058, 2092, 2457, 2548, 2646, 3087, 3138, 3276, 3661, 3822, 4116, 4459, 4707, 4914, 5292, 5733, 6174, 6276, 6799, 7322, 7644, 8918, 9261, 9414, 9828, 10983, 11466, 12348, 13377, 13598, 14121, 14644, 17199, 17836, 18522, 18828, 20397, 21966, 22932, 25627, 26754, 27196, 28242, 32949, 34398, 37044, 40131, 40794, 43932, 47593, 51254, 53508, 56484, 61191, 65898, 68796, 76881, 80262, 81588, 95186, 98847, 102508, 120393, 122382, 131796, 142779, 153762, 160524, 179389, 183573, 190372, 197694, 230643, 240786, 244764, 285558, 307524, 333151, 358778, 367146, 395388, 428337, 461286, 481572, 538167, 571116, 666302, 691929, 717556, 734292, 856674, 922572, 999453, 1076334, 1285011, 1332604, 1383858, 1614501, 1713348, 1998906, 2152668, 2332057, 2570022, 2767716, 2998359, 3229002, 3997812, 4664114, 4843503, 5140044, 5996718, 6458004, 6996171, 8995077, 9328228, 9687006, 11993436, 13992342, 17990154, 19374012, 20988513, 27984684, 35980308, 41977026, 62965539, 83954052, 125931078, 251862156]

約数ペア:

[(1, 251862156), (2, 125931078), (3, 83954052), (4, 62965539), (6, 41977026), (7, 35980308), (9, 27984684), (12, 20988513), (13, 19374012), (14, 17990154), (18, 13992342), (21, 11993436), (26, 9687006), (27, 9328228), (28, 8995077), (36, 6996171), (39, 6458004), (42, 5996718), (49, 5140044), (52, 4843503), (54, 4664114), (63, 3997812), (78, 3229002), (84, 2998359), (91, 2767716), (98, 2570022), (108, 2332057), (117, 2152668), (126, 1998906), (147, 1713348), (156, 1614501), (182, 1383858), (189, 1332604), (196, 1285011), (234, 1076334), (252, 999453), (273, 922572), (294, 856674), (343, 734292), (351, 717556), (364, 691929), (378, 666302), (441, 571116), (468, 538167), (523, 481572), (546, 461286), (588, 428337), (637, 395388), (686, 367146), (702, 358778), (756, 333151), (819, 307524), (882, 285558), (1029, 244764), (1046, 240786), (1092, 230643), (1274, 197694), (1323, 190372), (1372, 183573), (1404, 179389), (1569, 160524), (1638, 153762), (1764, 142779), (1911, 131796), (2058, 122382), (2092, 120393), (2457, 102508), (2548, 98847), (2646, 95186), (3087, 81588), (3138, 80262), (3276, 76881), (3661, 68796), (3822, 65898), (4116, 61191), (4459, 56484), (4707, 53508), (4914, 51254), (5292, 47593), (5733, 43932), (6174, 40794), (6276, 40131), (6799, 37044), (7322, 34398), (7644, 32949), (8918, 28242), (9261, 27196), (9414, 26754), (9828, 25627), (10983, 22932), (11466, 21966), (12348, 20397), (13377, 18828), (13598, 18522), (14121, 17836), (14644, 17199)]