405744

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 40

約数和(自身を含む): 1071360

約数和(自身を除く): 665616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 107, 158, 214, 237, 316, 321, 428, 474, 632, 642, 856, 948, 1264, 1284, 1712, 1896, 2568, 3792, 5136, 8453, 16906, 25359, 33812, 50718, 67624, 101436, 135248, 202872, 405744]

約数ペア:

[(1, 405744), (2, 202872), (3, 135248), (4, 101436), (6, 67624), (8, 50718), (12, 33812), (16, 25359), (24, 16906), (48, 8453), (79, 5136), (107, 3792), (158, 2568), (214, 1896), (237, 1712), (316, 1284), (321, 1264), (428, 948), (474, 856), (632, 642)]