56272720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 165846528

約数和(自身を除く): 109573808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 112, 115, 119, 136, 140, 161, 170, 184, 230, 238, 257, 272, 280, 322, 340, 368, 391, 460, 476, 514, 560, 595, 644, 680, 782, 805, 920, 952, 1028, 1190, 1285, 1288, 1360, 1564, 1610, 1799, 1840, 1904, 1955, 2056, 2380, 2570, 2576, 2737, 3128, 3220, 3598, 3910, 4112, 4369, 4760, 5140, 5474, 5911, 6256, 6440, 7196, 7820, 8738, 8995, 9520, 10280, 10948, 11822, 12880, 13685, 14392, 15640, 17476, 17990, 20560, 21845, 21896, 23644, 27370, 28784, 29555, 30583, 31280, 34952, 35980, 41377, 43690, 43792, 47288, 54740, 59110, 61166, 69904, 71960, 82754, 87380, 94576, 100487, 109480, 118220, 122332, 143920, 152915, 165508, 174760, 200974, 206885, 218960, 236440, 244664, 305830, 331016, 349520, 401948, 413770, 472880, 489328, 502435, 611660, 662032, 703409, 803896, 827540, 1004870, 1223320, 1406818, 1607792, 1655080, 2009740, 2446640, 2813636, 3310160, 3517045, 4019480, 5627272, 7034090, 8038960, 11254544, 14068180, 28136360, 56272720]

約数ペア:

[(1, 56272720), (2, 28136360), (4, 14068180), (5, 11254544), (7, 8038960), (8, 7034090), (10, 5627272), (14, 4019480), (16, 3517045), (17, 3310160), (20, 2813636), (23, 2446640), (28, 2009740), (34, 1655080), (35, 1607792), (40, 1406818), (46, 1223320), (56, 1004870), (68, 827540), (70, 803896), (80, 703409), (85, 662032), (92, 611660), (112, 502435), (115, 489328), (119, 472880), (136, 413770), (140, 401948), (161, 349520), (170, 331016), (184, 305830), (230, 244664), (238, 236440), (257, 218960), (272, 206885), (280, 200974), (322, 174760), (340, 165508), (368, 152915), (391, 143920), (460, 122332), (476, 118220), (514, 109480), (560, 100487), (595, 94576), (644, 87380), (680, 82754), (782, 71960), (805, 69904), (920, 61166), (952, 59110), (1028, 54740), (1190, 47288), (1285, 43792), (1288, 43690), (1360, 41377), (1564, 35980), (1610, 34952), (1799, 31280), (1840, 30583), (1904, 29555), (1955, 28784), (2056, 27370), (2380, 23644), (2570, 21896), (2576, 21845), (2737, 20560), (3128, 17990), (3220, 17476), (3598, 15640), (3910, 14392), (4112, 13685), (4369, 12880), (4760, 11822), (5140, 10948), (5474, 10280), (5911, 9520), (6256, 8995), (6440, 8738), (7196, 7820)]