77387520

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{2879}}^1$

素因数の和:2910

約数の個数: 144

約数和(自身を含む): 282562560

約数和(自身を除く): 205175040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 2879, 3360, 3840, 4480, 5376, 5758, 6720, 8637, 8960, 11516, 13440, 14395, 17274, 20153, 23032, 26880, 28790, 34548, 40306, 43185, 46064, 57580, 60459, 69096, 80612, 86370, 92128, 100765, 115160, 120918, 138192, 161224, 172740, 184256, 201530, 230320, 241836, 276384, 302295, 322448, 345480, 368512, 403060, 460640, 483672, 552768, 604590, 644896, 690960, 737024, 806120, 921280, 967344, 1105536, 1209180, 1289792, 1381920, 1612240, 1842560, 1934688, 2211072, 2418360, 2579584, 2763840, 3224480, 3685120, 3869376, 4836720, 5159168, 5527680, 6448960, 7738752, 9673440, 11055360, 12897920, 15477504, 19346880, 25795840, 38693760, 77387520]

約数ペア:

[(1, 77387520), (2, 38693760), (3, 25795840), (4, 19346880), (5, 15477504), (6, 12897920), (7, 11055360), (8, 9673440), (10, 7738752), (12, 6448960), (14, 5527680), (15, 5159168), (16, 4836720), (20, 3869376), (21, 3685120), (24, 3224480), (28, 2763840), (30, 2579584), (32, 2418360), (35, 2211072), (40, 1934688), (42, 1842560), (48, 1612240), (56, 1381920), (60, 1289792), (64, 1209180), (70, 1105536), (80, 967344), (84, 921280), (96, 806120), (105, 737024), (112, 690960), (120, 644896), (128, 604590), (140, 552768), (160, 483672), (168, 460640), (192, 403060), (210, 368512), (224, 345480), (240, 322448), (256, 302295), (280, 276384), (320, 241836), (336, 230320), (384, 201530), (420, 184256), (448, 172740), (480, 161224), (560, 138192), (640, 120918), (672, 115160), (768, 100765), (840, 92128), (896, 86370), (960, 80612), (1120, 69096), (1280, 60459), (1344, 57580), (1680, 46064), (1792, 43185), (1920, 40306), (2240, 34548), (2688, 28790), (2879, 26880), (3360, 23032), (3840, 20153), (4480, 17274), (5376, 14395), (5758, 13440), (6720, 11516), (8637, 8960)]