1271724720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{39841}}^1$

素因数の和:39883

約数の個数: 160

約数和(自身を含む): 4742791680

約数和(自身を除く): 3471066960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 10640, 15960, 31920, 39841, 79682, 119523, 159364, 199205, 239046, 278887, 318728, 398410, 478092, 557774, 597615, 637456, 756979, 796820, 836661, 956184, 1115548, 1195230, 1394435, 1513958, 1593640, 1673322, 1912368, 2231096, 2270937, 2390460, 2788870, 3027916, 3187280, 3346644, 3784895, 4183305, 4462192, 4541874, 4780920, 5298853, 5577740, 6055832, 6693288, 7569790, 8366610, 9083748, 9561840, 10597706, 11155480, 11354685, 12111664, 13386576, 15139580, 15896559, 16733220, 18167496, 21195412, 22310960, 22709370, 26494265, 30279160, 31793118, 33466440, 36334992, 42390824, 45418740, 52988530, 60558320, 63586236, 66932880, 79482795, 84781648, 90837480, 105977060, 127172472, 158965590, 181674960, 211954120, 254344944, 317931180, 423908240, 635862360, 1271724720]

約数ペア:

[(1, 1271724720), (2, 635862360), (3, 423908240), (4, 317931180), (5, 254344944), (6, 211954120), (7, 181674960), (8, 158965590), (10, 127172472), (12, 105977060), (14, 90837480), (15, 84781648), (16, 79482795), (19, 66932880), (20, 63586236), (21, 60558320), (24, 52988530), (28, 45418740), (30, 42390824), (35, 36334992), (38, 33466440), (40, 31793118), (42, 30279160), (48, 26494265), (56, 22709370), (57, 22310960), (60, 21195412), (70, 18167496), (76, 16733220), (80, 15896559), (84, 15139580), (95, 13386576), (105, 12111664), (112, 11354685), (114, 11155480), (120, 10597706), (133, 9561840), (140, 9083748), (152, 8366610), (168, 7569790), (190, 6693288), (210, 6055832), (228, 5577740), (240, 5298853), (266, 4780920), (280, 4541874), (285, 4462192), (304, 4183305), (336, 3784895), (380, 3346644), (399, 3187280), (420, 3027916), (456, 2788870), (532, 2390460), (560, 2270937), (570, 2231096), (665, 1912368), (760, 1673322), (798, 1593640), (840, 1513958), (912, 1394435), (1064, 1195230), (1140, 1115548), (1330, 956184), (1520, 836661), (1596, 796820), (1680, 756979), (1995, 637456), (2128, 597615), (2280, 557774), (2660, 478092), (3192, 398410), (3990, 318728), (4560, 278887), (5320, 239046), (6384, 199205), (7980, 159364), (10640, 119523), (15960, 79682), (31920, 39841)]