123521280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1693}}^1$

素因数の和:1736

約数の個数: 144

約数和(自身を含む): 415504320

約数和(自身を除く): 291983040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1693, 1824, 1920, 2280, 2432, 3040, 3386, 3648, 3840, 4560, 4864, 5079, 6080, 6772, 7296, 8465, 9120, 10158, 12160, 13544, 14592, 16930, 18240, 20316, 24320, 25395, 27088, 32167, 33860, 36480, 40632, 50790, 54176, 64334, 67720, 72960, 81264, 96501, 101580, 108352, 128668, 135440, 160835, 162528, 193002, 203160, 216704, 257336, 270880, 321670, 325056, 386004, 406320, 433408, 482505, 514672, 541760, 643340, 650112, 772008, 812640, 965010, 1029344, 1083520, 1286680, 1300224, 1544016, 1625280, 1930020, 2058688, 2167040, 2573360, 3088032, 3250560, 3860040, 4117376, 5146720, 6176064, 6501120, 7720080, 8234752, 10293440, 12352128, 15440160, 20586880, 24704256, 30880320, 41173760, 61760640, 123521280]

約数ペア:

[(1, 123521280), (2, 61760640), (3, 41173760), (4, 30880320), (5, 24704256), (6, 20586880), (8, 15440160), (10, 12352128), (12, 10293440), (15, 8234752), (16, 7720080), (19, 6501120), (20, 6176064), (24, 5146720), (30, 4117376), (32, 3860040), (38, 3250560), (40, 3088032), (48, 2573360), (57, 2167040), (60, 2058688), (64, 1930020), (76, 1625280), (80, 1544016), (95, 1300224), (96, 1286680), (114, 1083520), (120, 1029344), (128, 965010), (152, 812640), (160, 772008), (190, 650112), (192, 643340), (228, 541760), (240, 514672), (256, 482505), (285, 433408), (304, 406320), (320, 386004), (380, 325056), (384, 321670), (456, 270880), (480, 257336), (570, 216704), (608, 203160), (640, 193002), (760, 162528), (768, 160835), (912, 135440), (960, 128668), (1140, 108352), (1216, 101580), (1280, 96501), (1520, 81264), (1693, 72960), (1824, 67720), (1920, 64334), (2280, 54176), (2432, 50790), (3040, 40632), (3386, 36480), (3648, 33860), (3840, 32167), (4560, 27088), (4864, 25395), (5079, 24320), (6080, 20316), (6772, 18240), (7296, 16930), (8465, 14592), (9120, 13544), (10158, 12160)]