251232408

素因数分解:

$2^3\times 3^3\times 7^3\times {\mathrm{3391}}^1$

素因数の和:3427

約数の個数: 128

約数和(自身を含む): 814080000

約数和(自身を除く): 562847592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 343, 378, 392, 441, 504, 588, 686, 756, 882, 1029, 1176, 1323, 1372, 1512, 1764, 2058, 2646, 2744, 3087, 3391, 3528, 4116, 5292, 6174, 6782, 8232, 9261, 10173, 10584, 12348, 13564, 18522, 20346, 23737, 24696, 27128, 30519, 37044, 40692, 47474, 61038, 71211, 74088, 81384, 91557, 94948, 122076, 142422, 166159, 183114, 189896, 213633, 244152, 284844, 332318, 366228, 427266, 498477, 569688, 640899, 664636, 732456, 854532, 996954, 1163113, 1281798, 1329272, 1495431, 1709064, 1993908, 2326226, 2563596, 2990862, 3489339, 3987816, 4486293, 4652452, 5127192, 5981724, 6978678, 8972586, 9304904, 10468017, 11963448, 13957356, 17945172, 20936034, 27914712, 31404051, 35890344, 41872068, 62808102, 83744136, 125616204, 251232408]

約数ペア:

[(1, 251232408), (2, 125616204), (3, 83744136), (4, 62808102), (6, 41872068), (7, 35890344), (8, 31404051), (9, 27914712), (12, 20936034), (14, 17945172), (18, 13957356), (21, 11963448), (24, 10468017), (27, 9304904), (28, 8972586), (36, 6978678), (42, 5981724), (49, 5127192), (54, 4652452), (56, 4486293), (63, 3987816), (72, 3489339), (84, 2990862), (98, 2563596), (108, 2326226), (126, 1993908), (147, 1709064), (168, 1495431), (189, 1329272), (196, 1281798), (216, 1163113), (252, 996954), (294, 854532), (343, 732456), (378, 664636), (392, 640899), (441, 569688), (504, 498477), (588, 427266), (686, 366228), (756, 332318), (882, 284844), (1029, 244152), (1176, 213633), (1323, 189896), (1372, 183114), (1512, 166159), (1764, 142422), (2058, 122076), (2646, 94948), (2744, 91557), (3087, 81384), (3391, 74088), (3528, 71211), (4116, 61038), (5292, 47474), (6174, 40692), (6782, 37044), (8232, 30519), (9261, 27128), (10173, 24696), (10584, 23737), (12348, 20346), (13564, 18522)]