279310136

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 669772800

約数和(自身を除く): 390462664

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 67, 68, 116, 119, 134, 136, 151, 203, 232, 238, 268, 302, 406, 469, 476, 493, 536, 604, 812, 938, 952, 986, 1057, 1139, 1208, 1624, 1876, 1943, 1972, 2114, 2278, 2567, 3451, 3752, 3886, 3944, 4228, 4379, 4556, 5134, 6902, 7772, 7973, 8456, 8758, 9112, 10117, 10268, 13601, 13804, 15544, 15946, 17516, 17969, 20234, 20536, 27202, 27608, 30653, 31892, 33031, 35032, 35938, 40468, 54404, 61306, 63784, 66062, 70819, 71876, 74443, 80936, 108808, 122612, 132124, 141638, 143752, 148886, 171989, 231217, 245224, 264248, 283276, 293393, 297772, 343978, 462434, 521101, 566552, 586786, 595544, 687956, 924868, 1042202, 1173572, 1203923, 1375912, 1849736, 2053751, 2084404, 2347144, 2407846, 4107502, 4168808, 4815692, 4987681, 8215004, 9631384, 9975362, 16430008, 19950724, 34913767, 39901448, 69827534, 139655068, 279310136]

約数ペア:

[(1, 279310136), (2, 139655068), (4, 69827534), (7, 39901448), (8, 34913767), (14, 19950724), (17, 16430008), (28, 9975362), (29, 9631384), (34, 8215004), (56, 4987681), (58, 4815692), (67, 4168808), (68, 4107502), (116, 2407846), (119, 2347144), (134, 2084404), (136, 2053751), (151, 1849736), (203, 1375912), (232, 1203923), (238, 1173572), (268, 1042202), (302, 924868), (406, 687956), (469, 595544), (476, 586786), (493, 566552), (536, 521101), (604, 462434), (812, 343978), (938, 297772), (952, 293393), (986, 283276), (1057, 264248), (1139, 245224), (1208, 231217), (1624, 171989), (1876, 148886), (1943, 143752), (1972, 141638), (2114, 132124), (2278, 122612), (2567, 108808), (3451, 80936), (3752, 74443), (3886, 71876), (3944, 70819), (4228, 66062), (4379, 63784), (4556, 61306), (5134, 54404), (6902, 40468), (7772, 35938), (7973, 35032), (8456, 33031), (8758, 31892), (9112, 30653), (10117, 27608), (10268, 27202), (13601, 20536), (13804, 20234), (15544, 17969), (15946, 17516)]