256469724

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{145391}}^1$

素因数の和:145415

約数の個数: 54

約数和(自身を含む): 754148304

約数和(自身を除く): 497678580

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, 145391, 290782, 436173, 581564, 872346, 1017737, 1308519, 1744692, 2035474, 2617038, 3053211, 4070948, 5234076, 6106422, 7124159, 9159633, 12212844, 14248318, 18319266, 21372477, 28496636, 36638532, 42744954, 64117431, 85489908, 128234862, 256469724]

約数ペア:

[(1, 256469724), (2, 128234862), (3, 85489908), (4, 64117431), (6, 42744954), (7, 36638532), (9, 28496636), (12, 21372477), (14, 18319266), (18, 14248318), (21, 12212844), (28, 9159633), (36, 7124159), (42, 6106422), (49, 5234076), (63, 4070948), (84, 3053211), (98, 2617038), (126, 2035474), (147, 1744692), (196, 1308519), (252, 1017737), (294, 872346), (441, 581564), (588, 436173), (882, 290782), (1764, 145391)]