12090375680

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:780

約数の個数: 160

約数和(自身を含む): 29729034720

約数和(自身を除く): 17638659040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 139, 160, 244, 256, 278, 305, 320, 488, 512, 556, 557, 610, 640, 695, 976, 1112, 1114, 1220, 1280, 1390, 1952, 2224, 2228, 2440, 2560, 2780, 2785, 3904, 4448, 4456, 4880, 5560, 5570, 7808, 8479, 8896, 8912, 9760, 11120, 11140, 15616, 16958, 17792, 17824, 19520, 22240, 22280, 31232, 33916, 33977, 35584, 35648, 39040, 42395, 44480, 44560, 67832, 67954, 71168, 71296, 77423, 78080, 84790, 88960, 89120, 135664, 135908, 142592, 154846, 156160, 169580, 169885, 177920, 178240, 271328, 271816, 285184, 309692, 339160, 339770, 355840, 356480, 387115, 542656, 543632, 619384, 678320, 679540, 712960, 774230, 1085312, 1087264, 1238768, 1356640, 1359080, 1425920, 1548460, 2170624, 2174528, 2477536, 2713280, 2718160, 3096920, 4341248, 4349056, 4722803, 4955072, 5426560, 5436320, 6193840, 8698112, 9445606, 9910144, 10853120, 10872640, 12387680, 17396224, 18891212, 19820288, 21706240, 21745280, 23614015, 24775360, 37782424, 39640576, 43490560, 47228030, 49550720, 75564848, 86981120, 94456060, 99101440, 151129696, 188912120, 198202880, 302259392, 377824240, 604518784, 755648480, 1209037568, 1511296960, 2418075136, 3022593920, 6045187840, 12090375680]

約数ペア:

[(1, 12090375680), (2, 6045187840), (4, 3022593920), (5, 2418075136), (8, 1511296960), (10, 1209037568), (16, 755648480), (20, 604518784), (32, 377824240), (40, 302259392), (61, 198202880), (64, 188912120), (80, 151129696), (122, 99101440), (128, 94456060), (139, 86981120), (160, 75564848), (244, 49550720), (256, 47228030), (278, 43490560), (305, 39640576), (320, 37782424), (488, 24775360), (512, 23614015), (556, 21745280), (557, 21706240), (610, 19820288), (640, 18891212), (695, 17396224), (976, 12387680), (1112, 10872640), (1114, 10853120), (1220, 9910144), (1280, 9445606), (1390, 8698112), (1952, 6193840), (2224, 5436320), (2228, 5426560), (2440, 4955072), (2560, 4722803), (2780, 4349056), (2785, 4341248), (3904, 3096920), (4448, 2718160), (4456, 2713280), (4880, 2477536), (5560, 2174528), (5570, 2170624), (7808, 1548460), (8479, 1425920), (8896, 1359080), (8912, 1356640), (9760, 1238768), (11120, 1087264), (11140, 1085312), (15616, 774230), (16958, 712960), (17792, 679540), (17824, 678320), (19520, 619384), (22240, 543632), (22280, 542656), (31232, 387115), (33916, 356480), (33977, 355840), (35584, 339770), (35648, 339160), (39040, 309692), (42395, 285184), (44480, 271816), (44560, 271328), (67832, 178240), (67954, 177920), (71168, 169885), (71296, 169580), (77423, 156160), (78080, 154846), (84790, 142592), (88960, 135908), (89120, 135664)]