256909068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{42227}}^1$

素因数の和:42263

約数の個数: 54

約数和(自身を含む): 703222884

約数和(自身を除く): 446313816

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 42227, 84454, 126681, 168908, 253362, 380043, 506724, 548951, 760086, 1097902, 1520172, 1646853, 2195804, 3293706, 4940559, 6587412, 7136363, 9881118, 14272726, 19762236, 21409089, 28545452, 42818178, 64227267, 85636356, 128454534, 256909068]

約数ペア:

[(1, 256909068), (2, 128454534), (3, 85636356), (4, 64227267), (6, 42818178), (9, 28545452), (12, 21409089), (13, 19762236), (18, 14272726), (26, 9881118), (36, 7136363), (39, 6587412), (52, 4940559), (78, 3293706), (117, 2195804), (156, 1646853), (169, 1520172), (234, 1097902), (338, 760086), (468, 548951), (507, 506724), (676, 380043), (1014, 253362), (1521, 168908), (2028, 126681), (3042, 84454), (6084, 42227)]