30181648

素因数分解:

$2^4\times 7^2\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 60

約数和(自身を含む): 68764572

約数和(自身を除く): 38582924

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 137, 196, 274, 281, 392, 548, 562, 784, 959, 1096, 1124, 1918, 1967, 2192, 2248, 3836, 3934, 4496, 6713, 7672, 7868, 13426, 13769, 15344, 15736, 26852, 27538, 31472, 38497, 53704, 55076, 76994, 107408, 110152, 153988, 220304, 269479, 307976, 538958, 615952, 1077916, 1886353, 2155832, 3772706, 4311664, 7545412, 15090824, 30181648]

約数ペア:

[(1, 30181648), (2, 15090824), (4, 7545412), (7, 4311664), (8, 3772706), (14, 2155832), (16, 1886353), (28, 1077916), (49, 615952), (56, 538958), (98, 307976), (112, 269479), (137, 220304), (196, 153988), (274, 110152), (281, 107408), (392, 76994), (548, 55076), (562, 53704), (784, 38497), (959, 31472), (1096, 27538), (1124, 26852), (1918, 15736), (1967, 15344), (2192, 13769), (2248, 13426), (3836, 7868), (3934, 7672), (4496, 6713)]