199823360

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1$

素因数の和:927

約数の個数: 104

約数和(自身を含む): 523699776

約数和(自身を除く): 323876416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 887, 1024, 1280, 1408, 1760, 1774, 2048, 2560, 2816, 3520, 3548, 4096, 4435, 5120, 5632, 7040, 7096, 8870, 9757, 10240, 11264, 14080, 14192, 17740, 19514, 20480, 22528, 28160, 28384, 35480, 39028, 45056, 48785, 56320, 56768, 70960, 78056, 97570, 112640, 113536, 141920, 156112, 195140, 225280, 227072, 283840, 312224, 390280, 454144, 567680, 624448, 780560, 908288, 1135360, 1248896, 1561120, 1816576, 2270720, 2497792, 3122240, 3633152, 4541440, 4995584, 6244480, 9082880, 9991168, 12488960, 18165760, 19982336, 24977920, 39964672, 49955840, 99911680, 199823360]

約数ペア:

[(1, 199823360), (2, 99911680), (4, 49955840), (5, 39964672), (8, 24977920), (10, 19982336), (11, 18165760), (16, 12488960), (20, 9991168), (22, 9082880), (32, 6244480), (40, 4995584), (44, 4541440), (55, 3633152), (64, 3122240), (80, 2497792), (88, 2270720), (110, 1816576), (128, 1561120), (160, 1248896), (176, 1135360), (220, 908288), (256, 780560), (320, 624448), (352, 567680), (440, 454144), (512, 390280), (640, 312224), (704, 283840), (880, 227072), (887, 225280), (1024, 195140), (1280, 156112), (1408, 141920), (1760, 113536), (1774, 112640), (2048, 97570), (2560, 78056), (2816, 70960), (3520, 56768), (3548, 56320), (4096, 48785), (4435, 45056), (5120, 39028), (5632, 35480), (7040, 28384), (7096, 28160), (8870, 22528), (9757, 20480), (10240, 19514), (11264, 17740), (14080, 14192)]