163691920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:293

約数の個数: 160

約数和(自身を含む): 462827520

約数和(自身を除く): 299135600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 71, 80, 92, 112, 115, 140, 142, 161, 179, 184, 230, 280, 284, 322, 355, 358, 368, 460, 497, 560, 568, 644, 710, 716, 805, 895, 920, 994, 1136, 1253, 1288, 1420, 1432, 1610, 1633, 1790, 1840, 1988, 2485, 2506, 2576, 2840, 2864, 3220, 3266, 3580, 3976, 4117, 4970, 5012, 5680, 6265, 6440, 6532, 7160, 7952, 8165, 8234, 9940, 10024, 11431, 12530, 12709, 12880, 13064, 14320, 16330, 16468, 19880, 20048, 20585, 22862, 25060, 25418, 26128, 28819, 32660, 32936, 39760, 41170, 45724, 50120, 50836, 57155, 57638, 63545, 65320, 65872, 82340, 88963, 91448, 100240, 101672, 114310, 115276, 127090, 130640, 144095, 164680, 177926, 182896, 203344, 228620, 230552, 254180, 288190, 292307, 329360, 355852, 444815, 457240, 461104, 508360, 576380, 584614, 711704, 889630, 914480, 1016720, 1152760, 1169228, 1423408, 1461535, 1779260, 2046149, 2305520, 2338456, 2923070, 3558520, 4092298, 4676912, 5846140, 7117040, 8184596, 10230745, 11692280, 16369192, 20461490, 23384560, 32738384, 40922980, 81845960, 163691920]

約数ペア:

[(1, 163691920), (2, 81845960), (4, 40922980), (5, 32738384), (7, 23384560), (8, 20461490), (10, 16369192), (14, 11692280), (16, 10230745), (20, 8184596), (23, 7117040), (28, 5846140), (35, 4676912), (40, 4092298), (46, 3558520), (56, 2923070), (70, 2338456), (71, 2305520), (80, 2046149), (92, 1779260), (112, 1461535), (115, 1423408), (140, 1169228), (142, 1152760), (161, 1016720), (179, 914480), (184, 889630), (230, 711704), (280, 584614), (284, 576380), (322, 508360), (355, 461104), (358, 457240), (368, 444815), (460, 355852), (497, 329360), (560, 292307), (568, 288190), (644, 254180), (710, 230552), (716, 228620), (805, 203344), (895, 182896), (920, 177926), (994, 164680), (1136, 144095), (1253, 130640), (1288, 127090), (1420, 115276), (1432, 114310), (1610, 101672), (1633, 100240), (1790, 91448), (1840, 88963), (1988, 82340), (2485, 65872), (2506, 65320), (2576, 63545), (2840, 57638), (2864, 57155), (3220, 50836), (3266, 50120), (3580, 45724), (3976, 41170), (4117, 39760), (4970, 32936), (5012, 32660), (5680, 28819), (6265, 26128), (6440, 25418), (6532, 25060), (7160, 22862), (7952, 20585), (8165, 20048), (8234, 19880), (9940, 16468), (10024, 16330), (11431, 14320), (12530, 13064), (12709, 12880)]