240646644

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{136421}}^1$

素因数の和:136445

約数の個数: 54

約数和(自身を含む): 707620914

約数和(自身を除く): 466974270

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 136421, 272842, 409263, 545684, 818526, 954947, 1227789, 1637052, 1909894, 2455578, 2864841, 3819788, 4911156, 5729682, 6684629, 8594523, 11459364, 13369258, 17189046, 20053887, 26738516, 34378092, 40107774, 60161661, 80215548, 120323322, 240646644]

約数ペア:

[(1, 240646644), (2, 120323322), (3, 80215548), (4, 60161661), (6, 40107774), (7, 34378092), (9, 26738516), (12, 20053887), (14, 17189046), (18, 13369258), (21, 11459364), (28, 8594523), (36, 6684629), (42, 5729682), (49, 4911156), (63, 3819788), (84, 2864841), (98, 2455578), (126, 1909894), (147, 1637052), (196, 1227789), (252, 954947), (294, 818526), (441, 545684), (588, 409263), (882, 272842), (1764, 136421)]