306385648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{1109}}^1$

素因数の和:1705

約数の個数: 40

約数和(自身を含む): 614424960

約数和(自身を除く): 308039312

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 557, 1109, 1114, 2218, 2228, 4436, 4456, 8872, 8912, 17267, 17744, 34379, 34534, 68758, 69068, 137516, 138136, 275032, 276272, 550064, 617713, 1235426, 2470852, 4941704, 9883408, 19149103, 38298206, 76596412, 153192824, 306385648]

約数ペア:

[(1, 306385648), (2, 153192824), (4, 76596412), (8, 38298206), (16, 19149103), (31, 9883408), (62, 4941704), (124, 2470852), (248, 1235426), (496, 617713), (557, 550064), (1109, 276272), (1114, 275032), (2218, 138136), (2228, 137516), (4436, 69068), (4456, 68758), (8872, 34534), (8912, 34379), (17267, 17744)]