82784240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 244270080

約数和(自身を除く): 161485840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 89, 110, 112, 140, 151, 154, 176, 178, 220, 280, 302, 308, 356, 385, 440, 445, 560, 604, 616, 623, 712, 755, 770, 880, 890, 979, 1057, 1208, 1232, 1246, 1424, 1510, 1540, 1661, 1780, 1958, 2114, 2416, 2492, 3020, 3080, 3115, 3322, 3560, 3916, 4228, 4895, 4984, 5285, 6040, 6160, 6230, 6644, 6853, 7120, 7832, 8305, 8456, 9790, 9968, 10570, 11627, 12080, 12460, 13288, 13439, 13706, 15664, 16610, 16912, 19580, 21140, 23254, 24920, 26576, 26878, 27412, 33220, 34265, 39160, 42280, 46508, 49840, 53756, 54824, 58135, 66440, 67195, 68530, 78320, 84560, 93016, 94073, 107512, 109648, 116270, 132880, 134390, 137060, 147829, 186032, 188146, 215024, 232540, 268780, 274120, 295658, 376292, 465080, 470365, 537560, 548240, 591316, 739145, 752584, 930160, 940730, 1034803, 1075120, 1182632, 1478290, 1505168, 1881460, 2069606, 2365264, 2956580, 3762920, 4139212, 5174015, 5913160, 7525840, 8278424, 10348030, 11826320, 16556848, 20696060, 41392120, 82784240]

約数ペア:

[(1, 82784240), (2, 41392120), (4, 20696060), (5, 16556848), (7, 11826320), (8, 10348030), (10, 8278424), (11, 7525840), (14, 5913160), (16, 5174015), (20, 4139212), (22, 3762920), (28, 2956580), (35, 2365264), (40, 2069606), (44, 1881460), (55, 1505168), (56, 1478290), (70, 1182632), (77, 1075120), (80, 1034803), (88, 940730), (89, 930160), (110, 752584), (112, 739145), (140, 591316), (151, 548240), (154, 537560), (176, 470365), (178, 465080), (220, 376292), (280, 295658), (302, 274120), (308, 268780), (356, 232540), (385, 215024), (440, 188146), (445, 186032), (560, 147829), (604, 137060), (616, 134390), (623, 132880), (712, 116270), (755, 109648), (770, 107512), (880, 94073), (890, 93016), (979, 84560), (1057, 78320), (1208, 68530), (1232, 67195), (1246, 66440), (1424, 58135), (1510, 54824), (1540, 53756), (1661, 49840), (1780, 46508), (1958, 42280), (2114, 39160), (2416, 34265), (2492, 33220), (3020, 27412), (3080, 26878), (3115, 26576), (3322, 24920), (3560, 23254), (3916, 21140), (4228, 19580), (4895, 16912), (4984, 16610), (5285, 15664), (6040, 13706), (6160, 13439), (6230, 13288), (6644, 12460), (6853, 12080), (7120, 11627), (7832, 10570), (8305, 9968), (8456, 9790)]