1628426240

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 208

約数和(自身を含む): 4601638272

約数和(自身を除く): 2973212032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 256, 259, 280, 296, 307, 320, 370, 448, 512, 518, 560, 592, 614, 640, 740, 896, 1024, 1036, 1120, 1184, 1228, 1280, 1295, 1480, 1535, 1792, 2048, 2072, 2149, 2240, 2368, 2456, 2560, 2590, 2960, 3070, 3584, 4096, 4144, 4298, 4480, 4736, 4912, 5120, 5180, 5920, 6140, 7168, 8288, 8596, 8960, 9472, 9824, 10240, 10360, 10745, 11359, 11840, 12280, 14336, 16576, 17192, 17920, 18944, 19648, 20480, 20720, 21490, 22718, 23680, 24560, 28672, 33152, 34384, 35840, 37888, 39296, 41440, 42980, 45436, 47360, 49120, 56795, 66304, 68768, 71680, 75776, 78592, 79513, 82880, 85960, 90872, 94720, 98240, 113590, 132608, 137536, 143360, 151552, 157184, 159026, 165760, 171920, 181744, 189440, 196480, 227180, 265216, 275072, 314368, 318052, 331520, 343840, 363488, 378880, 392960, 397565, 454360, 530432, 550144, 628736, 636104, 663040, 687680, 726976, 757760, 785920, 795130, 908720, 1060864, 1100288, 1257472, 1272208, 1326080, 1375360, 1453952, 1571840, 1590260, 1817440, 2200576, 2544416, 2652160, 2750720, 2907904, 3143680, 3180520, 3634880, 4401152, 5088832, 5304320, 5501440, 5815808, 6287360, 6361040, 7269760, 8802304, 10177664, 11002880, 11631616, 12722080, 14539520, 20355328, 22005760, 23263232, 25444160, 29079040, 40710656, 44011520, 46526464, 50888320, 58158080, 81421312, 101776640, 116316160, 162842624, 203553280, 232632320, 325685248, 407106560, 814213120, 1628426240]

約数ペア:

[(1, 1628426240), (2, 814213120), (4, 407106560), (5, 325685248), (7, 232632320), (8, 203553280), (10, 162842624), (14, 116316160), (16, 101776640), (20, 81421312), (28, 58158080), (32, 50888320), (35, 46526464), (37, 44011520), (40, 40710656), (56, 29079040), (64, 25444160), (70, 23263232), (74, 22005760), (80, 20355328), (112, 14539520), (128, 12722080), (140, 11631616), (148, 11002880), (160, 10177664), (185, 8802304), (224, 7269760), (256, 6361040), (259, 6287360), (280, 5815808), (296, 5501440), (307, 5304320), (320, 5088832), (370, 4401152), (448, 3634880), (512, 3180520), (518, 3143680), (560, 2907904), (592, 2750720), (614, 2652160), (640, 2544416), (740, 2200576), (896, 1817440), (1024, 1590260), (1036, 1571840), (1120, 1453952), (1184, 1375360), (1228, 1326080), (1280, 1272208), (1295, 1257472), (1480, 1100288), (1535, 1060864), (1792, 908720), (2048, 795130), (2072, 785920), (2149, 757760), (2240, 726976), (2368, 687680), (2456, 663040), (2560, 636104), (2590, 628736), (2960, 550144), (3070, 530432), (3584, 454360), (4096, 397565), (4144, 392960), (4298, 378880), (4480, 363488), (4736, 343840), (4912, 331520), (5120, 318052), (5180, 314368), (5920, 275072), (6140, 265216), (7168, 227180), (8288, 196480), (8596, 189440), (8960, 181744), (9472, 171920), (9824, 165760), (10240, 159026), (10360, 157184), (10745, 151552), (11359, 143360), (11840, 137536), (12280, 132608), (14336, 113590), (16576, 98240), (17192, 94720), (17920, 90872), (18944, 85960), (19648, 82880), (20480, 79513), (20720, 78592), (21490, 75776), (22718, 71680), (23680, 68768), (24560, 66304), (28672, 56795), (33152, 49120), (34384, 47360), (35840, 45436), (37888, 42980), (39296, 41440)]