680316138032

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{256903}}^1$

素因数の和:257242

約数の個数: 80

約数和(自身を含む): 1437347051520

約数和(自身を除く): 757030913488

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 281, 304, 496, 562, 589, 1124, 1178, 2248, 2356, 4496, 4712, 5339, 8711, 9424, 10678, 17422, 21356, 34844, 42712, 69688, 85424, 139376, 165509, 256903, 331018, 513806, 662036, 1027612, 1324072, 2055224, 2648144, 4110448, 4881157, 7963993, 9762314, 15927986, 19524628, 31855972, 39049256, 63711944, 72189743, 78098512, 127423888, 144379486, 151315867, 288758972, 302631734, 577517944, 605263468, 1155035888, 1210526936, 1371605117, 2237882033, 2421053872, 2743210234, 4475764066, 5486420468, 8951528132, 10972840936, 17903056264, 21945681872, 35806112528, 42519758627, 85039517254, 170079034508, 340158069016, 680316138032]

約数ペア:

[(1, 680316138032), (2, 340158069016), (4, 170079034508), (8, 85039517254), (16, 42519758627), (19, 35806112528), (31, 21945681872), (38, 17903056264), (62, 10972840936), (76, 8951528132), (124, 5486420468), (152, 4475764066), (248, 2743210234), (281, 2421053872), (304, 2237882033), (496, 1371605117), (562, 1210526936), (589, 1155035888), (1124, 605263468), (1178, 577517944), (2248, 302631734), (2356, 288758972), (4496, 151315867), (4712, 144379486), (5339, 127423888), (8711, 78098512), (9424, 72189743), (10678, 63711944), (17422, 39049256), (21356, 31855972), (34844, 19524628), (42712, 15927986), (69688, 9762314), (85424, 7963993), (139376, 4881157), (165509, 4110448), (256903, 2648144), (331018, 2055224), (513806, 1324072), (662036, 1027612)]