280149004786

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{5623}}^1$

素因数の和:6239

約数の個数: 64

約数和(自身を含む): 492133294080

約数和(自身を除く): 211984289294

約数列:

[1, 2, 7, 14, 79, 107, 158, 214, 421, 553, 749, 842, 1106, 1498, 2947, 5623, 5894, 8453, 11246, 16906, 33259, 39361, 45047, 59171, 66518, 78722, 90094, 118342, 232813, 315329, 444217, 465626, 601661, 630658, 888434, 1203322, 2367283, 3109519, 3558713, 4211627, 4734566, 6219038, 7117426, 8423254, 16570981, 24910991, 33141962, 47531219, 49821982, 95062438, 187015357, 253299281, 332718533, 374030714, 506598562, 665437066, 1309107499, 1773094967, 2618214998, 3546189934, 20010643199, 40021286398, 140074502393, 280149004786]

約数ペア:

[(1, 280149004786), (2, 140074502393), (7, 40021286398), (14, 20010643199), (79, 3546189934), (107, 2618214998), (158, 1773094967), (214, 1309107499), (421, 665437066), (553, 506598562), (749, 374030714), (842, 332718533), (1106, 253299281), (1498, 187015357), (2947, 95062438), (5623, 49821982), (5894, 47531219), (8453, 33141962), (11246, 24910991), (16906, 16570981), (33259, 8423254), (39361, 7117426), (45047, 6219038), (59171, 4734566), (66518, 4211627), (78722, 3558713), (90094, 3109519), (118342, 2367283), (232813, 1203322), (315329, 888434), (444217, 630658), (465626, 601661)]