891399040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 256

約数和(自身を含む): 2615639040

約数和(自身を除く): 1724240000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 41, 46, 56, 64, 70, 80, 82, 92, 112, 115, 128, 140, 160, 161, 164, 184, 205, 211, 224, 230, 280, 287, 320, 322, 328, 368, 410, 422, 448, 460, 560, 574, 640, 644, 656, 736, 805, 820, 844, 896, 920, 943, 1055, 1120, 1148, 1288, 1312, 1435, 1472, 1477, 1610, 1640, 1688, 1840, 1886, 2110, 2240, 2296, 2576, 2624, 2870, 2944, 2954, 3220, 3280, 3376, 3680, 3772, 4220, 4480, 4592, 4715, 4853, 5152, 5248, 5740, 5908, 6440, 6560, 6601, 6752, 7360, 7385, 7544, 8440, 8651, 9184, 9430, 9706, 10304, 11480, 11816, 12880, 13120, 13202, 13504, 14720, 14770, 15088, 16880, 17302, 18368, 18860, 19412, 20608, 22960, 23632, 24265, 25760, 26240, 26404, 27008, 29540, 30176, 33005, 33760, 33971, 34604, 36736, 37720, 38824, 43255, 45920, 47264, 48530, 51520, 52808, 59080, 60352, 60557, 66010, 67520, 67942, 69208, 75440, 77648, 86510, 91840, 94528, 97060, 103040, 105616, 118160, 120704, 121114, 132020, 135040, 135884, 138416, 150880, 155296, 169855, 173020, 183680, 189056, 194120, 198973, 211232, 236320, 242228, 264040, 271768, 276832, 301760, 302785, 310592, 339710, 346040, 388240, 397946, 422464, 472640, 484456, 528080, 543536, 553664, 603520, 605570, 621184, 679420, 692080, 776480, 795892, 844928, 945280, 968912, 994865, 1056160, 1087072, 1107328, 1211140, 1358840, 1384160, 1392811, 1552960, 1591784, 1937824, 1989730, 2112320, 2174144, 2422280, 2717680, 2768320, 2785622, 3105920, 3183568, 3875648, 3979460, 4224640, 4348288, 4844560, 5435360, 5536640, 5571244, 6367136, 6964055, 7751296, 7958920, 9689120, 10870720, 11142488, 12734272, 13928110, 15917840, 19378240, 21741440, 22284976, 25468544, 27856220, 31835680, 38756480, 44569952, 55712440, 63671360, 89139904, 111424880, 127342720, 178279808, 222849760, 445699520, 891399040]

約数ペア:

[(1, 891399040), (2, 445699520), (4, 222849760), (5, 178279808), (7, 127342720), (8, 111424880), (10, 89139904), (14, 63671360), (16, 55712440), (20, 44569952), (23, 38756480), (28, 31835680), (32, 27856220), (35, 25468544), (40, 22284976), (41, 21741440), (46, 19378240), (56, 15917840), (64, 13928110), (70, 12734272), (80, 11142488), (82, 10870720), (92, 9689120), (112, 7958920), (115, 7751296), (128, 6964055), (140, 6367136), (160, 5571244), (161, 5536640), (164, 5435360), (184, 4844560), (205, 4348288), (211, 4224640), (224, 3979460), (230, 3875648), (280, 3183568), (287, 3105920), (320, 2785622), (322, 2768320), (328, 2717680), (368, 2422280), (410, 2174144), (422, 2112320), (448, 1989730), (460, 1937824), (560, 1591784), (574, 1552960), (640, 1392811), (644, 1384160), (656, 1358840), (736, 1211140), (805, 1107328), (820, 1087072), (844, 1056160), (896, 994865), (920, 968912), (943, 945280), (1055, 844928), (1120, 795892), (1148, 776480), (1288, 692080), (1312, 679420), (1435, 621184), (1472, 605570), (1477, 603520), (1610, 553664), (1640, 543536), (1688, 528080), (1840, 484456), (1886, 472640), (2110, 422464), (2240, 397946), (2296, 388240), (2576, 346040), (2624, 339710), (2870, 310592), (2944, 302785), (2954, 301760), (3220, 276832), (3280, 271768), (3376, 264040), (3680, 242228), (3772, 236320), (4220, 211232), (4480, 198973), (4592, 194120), (4715, 189056), (4853, 183680), (5152, 173020), (5248, 169855), (5740, 155296), (5908, 150880), (6440, 138416), (6560, 135884), (6601, 135040), (6752, 132020), (7360, 121114), (7385, 120704), (7544, 118160), (8440, 105616), (8651, 103040), (9184, 97060), (9430, 94528), (9706, 91840), (10304, 86510), (11480, 77648), (11816, 75440), (12880, 69208), (13120, 67942), (13202, 67520), (13504, 66010), (14720, 60557), (14770, 60352), (15088, 59080), (16880, 52808), (17302, 51520), (18368, 48530), (18860, 47264), (19412, 45920), (20608, 43255), (22960, 38824), (23632, 37720), (24265, 36736), (25760, 34604), (26240, 33971), (26404, 33760), (27008, 33005), (29540, 30176)]