20307318480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{21881}}^1$

素因数の和:23189

約数の個数: 120

約数和(自身を含む): 68254772040

約数和(自身を除く): 47947453560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1289, 2578, 3867, 5156, 6445, 7734, 10312, 11601, 12890, 15468, 19335, 20624, 21881, 23202, 25780, 30936, 38670, 43762, 46404, 51560, 58005, 61872, 65643, 77340, 87524, 92808, 103120, 109405, 116010, 131286, 154680, 175048, 185616, 196929, 218810, 232020, 262572, 309360, 328215, 350096, 393858, 437620, 464040, 525144, 656430, 787716, 875240, 928080, 984645, 1050288, 1312860, 1575432, 1750480, 1969290, 2625720, 3150864, 3938580, 5251440, 7877160, 15754320, 28204609, 56409218, 84613827, 112818436, 141023045, 169227654, 225636872, 253841481, 282046090, 338455308, 423069135, 451273744, 507682962, 564092180, 676910616, 846138270, 1015365924, 1128184360, 1269207405, 1353821232, 1692276540, 2030731848, 2256368720, 2538414810, 3384553080, 4061463696, 5076829620, 6769106160, 10153659240, 20307318480]

約数ペア:

[(1, 20307318480), (2, 10153659240), (3, 6769106160), (4, 5076829620), (5, 4061463696), (6, 3384553080), (8, 2538414810), (9, 2256368720), (10, 2030731848), (12, 1692276540), (15, 1353821232), (16, 1269207405), (18, 1128184360), (20, 1015365924), (24, 846138270), (30, 676910616), (36, 564092180), (40, 507682962), (45, 451273744), (48, 423069135), (60, 338455308), (72, 282046090), (80, 253841481), (90, 225636872), (120, 169227654), (144, 141023045), (180, 112818436), (240, 84613827), (360, 56409218), (720, 28204609), (1289, 15754320), (2578, 7877160), (3867, 5251440), (5156, 3938580), (6445, 3150864), (7734, 2625720), (10312, 1969290), (11601, 1750480), (12890, 1575432), (15468, 1312860), (19335, 1050288), (20624, 984645), (21881, 928080), (23202, 875240), (25780, 787716), (30936, 656430), (38670, 525144), (43762, 464040), (46404, 437620), (51560, 393858), (58005, 350096), (61872, 328215), (65643, 309360), (77340, 262572), (87524, 232020), (92808, 218810), (103120, 196929), (109405, 185616), (116010, 175048), (131286, 154680)]