68786564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 153726720

約数和(自身を除く): 84940156

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 121, 154, 158, 242, 257, 308, 316, 484, 514, 553, 847, 869, 1028, 1106, 1694, 1738, 1799, 2212, 2827, 3388, 3476, 3598, 5654, 6083, 7196, 9559, 11308, 12166, 19118, 19789, 20303, 24332, 31097, 38236, 39578, 40606, 62194, 66913, 79156, 81212, 124388, 133826, 142121, 217679, 223333, 267652, 284242, 435358, 446666, 568484, 870716, 893332, 1563331, 2456663, 3126662, 4913326, 6253324, 9826652, 17196641, 34393282, 68786564]

約数ペア:

[(1, 68786564), (2, 34393282), (4, 17196641), (7, 9826652), (11, 6253324), (14, 4913326), (22, 3126662), (28, 2456663), (44, 1563331), (77, 893332), (79, 870716), (121, 568484), (154, 446666), (158, 435358), (242, 284242), (257, 267652), (308, 223333), (316, 217679), (484, 142121), (514, 133826), (553, 124388), (847, 81212), (869, 79156), (1028, 66913), (1106, 62194), (1694, 40606), (1738, 39578), (1799, 38236), (2212, 31097), (2827, 24332), (3388, 20303), (3476, 19789), (3598, 19118), (5654, 12166), (6083, 11308), (7196, 9559)]