1289880480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16691}}^1$

素因数の和:16739

約数の個数: 192

約数和(自身を含む): 4845754368

約数和(自身を除く): 3555873888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 210, 224, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 840, 920, 966, 1104, 1120, 1288, 1380, 1610, 1680, 1840, 1932, 2208, 2415, 2576, 2760, 3220, 3360, 3680, 3864, 4830, 5152, 5520, 6440, 7728, 9660, 11040, 12880, 15456, 16691, 19320, 25760, 33382, 38640, 50073, 66764, 77280, 83455, 100146, 116837, 133528, 166910, 200292, 233674, 250365, 267056, 333820, 350511, 383893, 400584, 467348, 500730, 534112, 584185, 667640, 701022, 767786, 801168, 934696, 1001460, 1151679, 1168370, 1335280, 1402044, 1535572, 1602336, 1752555, 1869392, 1919465, 2002920, 2303358, 2336740, 2670560, 2687251, 2804088, 3071144, 3505110, 3738784, 3838930, 4005840, 4606716, 4673480, 5374502, 5608176, 5758395, 6142288, 7010220, 7677860, 8011680, 8061753, 9213432, 9346960, 10749004, 11216352, 11516790, 12284576, 13436255, 14020440, 15355720, 16123506, 18426864, 18693920, 21498008, 23033580, 26872510, 28040880, 30711440, 32247012, 36853728, 40308765, 42996016, 46067160, 53745020, 56081760, 61422880, 64494024, 80617530, 85992032, 92134320, 107490040, 128988048, 161235060, 184268640, 214980080, 257976096, 322470120, 429960160, 644940240, 1289880480]

約数ペア:

[(1, 1289880480), (2, 644940240), (3, 429960160), (4, 322470120), (5, 257976096), (6, 214980080), (7, 184268640), (8, 161235060), (10, 128988048), (12, 107490040), (14, 92134320), (15, 85992032), (16, 80617530), (20, 64494024), (21, 61422880), (23, 56081760), (24, 53745020), (28, 46067160), (30, 42996016), (32, 40308765), (35, 36853728), (40, 32247012), (42, 30711440), (46, 28040880), (48, 26872510), (56, 23033580), (60, 21498008), (69, 18693920), (70, 18426864), (80, 16123506), (84, 15355720), (92, 14020440), (96, 13436255), (105, 12284576), (112, 11516790), (115, 11216352), (120, 10749004), (138, 9346960), (140, 9213432), (160, 8061753), (161, 8011680), (168, 7677860), (184, 7010220), (210, 6142288), (224, 5758395), (230, 5608176), (240, 5374502), (276, 4673480), (280, 4606716), (322, 4005840), (336, 3838930), (345, 3738784), (368, 3505110), (420, 3071144), (460, 2804088), (480, 2687251), (483, 2670560), (552, 2336740), (560, 2303358), (644, 2002920), (672, 1919465), (690, 1869392), (736, 1752555), (805, 1602336), (840, 1535572), (920, 1402044), (966, 1335280), (1104, 1168370), (1120, 1151679), (1288, 1001460), (1380, 934696), (1610, 801168), (1680, 767786), (1840, 701022), (1932, 667640), (2208, 584185), (2415, 534112), (2576, 500730), (2760, 467348), (3220, 400584), (3360, 383893), (3680, 350511), (3864, 333820), (4830, 267056), (5152, 250365), (5520, 233674), (6440, 200292), (7728, 166910), (9660, 133528), (11040, 116837), (12880, 100146), (15456, 83455), (16691, 77280), (19320, 66764), (25760, 50073), (33382, 38640)]