256184940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{388159}}^1$

素因数の和:388182

約数の個数: 48

約数和(自身を含む): 782530560

約数和(自身を除く): 526345620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 388159, 776318, 1164477, 1552636, 1940795, 2328954, 3881590, 4269749, 4657908, 5822385, 7763180, 8539498, 11644770, 12809247, 17078996, 21348745, 23289540, 25618494, 42697490, 51236988, 64046235, 85394980, 128092470, 256184940]

約数ペア:

[(1, 256184940), (2, 128092470), (3, 85394980), (4, 64046235), (5, 51236988), (6, 42697490), (10, 25618494), (11, 23289540), (12, 21348745), (15, 17078996), (20, 12809247), (22, 11644770), (30, 8539498), (33, 7763180), (44, 5822385), (55, 4657908), (60, 4269749), (66, 3881590), (110, 2328954), (132, 1940795), (165, 1552636), (220, 1164477), (330, 776318), (660, 388159)]