21863040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 71236800

約数和(自身を除く): 49373760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 192, 193, 236, 240, 295, 320, 354, 384, 386, 472, 480, 579, 590, 640, 708, 772, 885, 944, 960, 965, 1158, 1180, 1416, 1544, 1770, 1888, 1920, 1930, 2316, 2360, 2832, 2895, 3088, 3540, 3776, 3860, 4632, 4720, 5664, 5790, 6176, 7080, 7552, 7720, 9264, 9440, 11328, 11387, 11580, 12352, 14160, 15440, 18528, 18880, 22656, 22774, 23160, 24704, 28320, 30880, 34161, 37056, 37760, 45548, 46320, 56640, 56935, 61760, 68322, 74112, 91096, 92640, 113280, 113870, 123520, 136644, 170805, 182192, 185280, 227740, 273288, 341610, 364384, 370560, 455480, 546576, 683220, 728768, 910960, 1093152, 1366440, 1457536, 1821920, 2186304, 2732880, 3643840, 4372608, 5465760, 7287680, 10931520, 21863040]

約数ペア:

[(1, 21863040), (2, 10931520), (3, 7287680), (4, 5465760), (5, 4372608), (6, 3643840), (8, 2732880), (10, 2186304), (12, 1821920), (15, 1457536), (16, 1366440), (20, 1093152), (24, 910960), (30, 728768), (32, 683220), (40, 546576), (48, 455480), (59, 370560), (60, 364384), (64, 341610), (80, 273288), (96, 227740), (118, 185280), (120, 182192), (128, 170805), (160, 136644), (177, 123520), (192, 113870), (193, 113280), (236, 92640), (240, 91096), (295, 74112), (320, 68322), (354, 61760), (384, 56935), (386, 56640), (472, 46320), (480, 45548), (579, 37760), (590, 37056), (640, 34161), (708, 30880), (772, 28320), (885, 24704), (944, 23160), (960, 22774), (965, 22656), (1158, 18880), (1180, 18528), (1416, 15440), (1544, 14160), (1770, 12352), (1888, 11580), (1920, 11387), (1930, 11328), (2316, 9440), (2360, 9264), (2832, 7720), (2895, 7552), (3088, 7080), (3540, 6176), (3776, 5790), (3860, 5664), (4632, 4720)]