1815256656

素因数分解:

$2^4\times 3^6\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8236

約数の個数: 140

約数和(自身を含む): 5551390720

約数和(自身を除く): 3736134064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 243, 304, 324, 342, 432, 456, 486, 513, 648, 684, 729, 912, 972, 1026, 1296, 1368, 1458, 1539, 1944, 2052, 2736, 2916, 3078, 3888, 4104, 4617, 5832, 6156, 8191, 8208, 9234, 11664, 12312, 13851, 16382, 18468, 24573, 24624, 27702, 32764, 36936, 49146, 55404, 65528, 73719, 73872, 98292, 110808, 131056, 147438, 155629, 196584, 221157, 221616, 294876, 311258, 393168, 442314, 466887, 589752, 622516, 663471, 884628, 933774, 1179504, 1245032, 1326942, 1400661, 1769256, 1867548, 1990413, 2490064, 2653884, 2801322, 3538512, 3735096, 3980826, 4201983, 5307768, 5602644, 5971239, 7470192, 7961652, 8403966, 10615536, 11205288, 11942478, 12605949, 15923304, 16807932, 22410576, 23884956, 25211898, 31846608, 33615864, 37817847, 47769912, 50423796, 67231728, 75635694, 95539824, 100847592, 113453541, 151271388, 201695184, 226907082, 302542776, 453814164, 605085552, 907628328, 1815256656]

約数ペア:

[(1, 1815256656), (2, 907628328), (3, 605085552), (4, 453814164), (6, 302542776), (8, 226907082), (9, 201695184), (12, 151271388), (16, 113453541), (18, 100847592), (19, 95539824), (24, 75635694), (27, 67231728), (36, 50423796), (38, 47769912), (48, 37817847), (54, 33615864), (57, 31846608), (72, 25211898), (76, 23884956), (81, 22410576), (108, 16807932), (114, 15923304), (144, 12605949), (152, 11942478), (162, 11205288), (171, 10615536), (216, 8403966), (228, 7961652), (243, 7470192), (304, 5971239), (324, 5602644), (342, 5307768), (432, 4201983), (456, 3980826), (486, 3735096), (513, 3538512), (648, 2801322), (684, 2653884), (729, 2490064), (912, 1990413), (972, 1867548), (1026, 1769256), (1296, 1400661), (1368, 1326942), (1458, 1245032), (1539, 1179504), (1944, 933774), (2052, 884628), (2736, 663471), (2916, 622516), (3078, 589752), (3888, 466887), (4104, 442314), (4617, 393168), (5832, 311258), (6156, 294876), (8191, 221616), (8208, 221157), (9234, 196584), (11664, 155629), (12312, 147438), (13851, 131056), (16382, 110808), (18468, 98292), (24573, 73872), (24624, 73719), (27702, 65528), (32764, 55404), (36936, 49146)]