218214710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 464002560

約数和(自身を除く): 245787850

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 139, 205, 278, 287, 410, 547, 574, 695, 973, 1094, 1390, 1435, 1946, 2735, 2870, 3829, 4865, 5470, 5699, 7658, 9730, 11398, 19145, 22427, 28495, 38290, 39893, 44854, 56990, 76033, 79786, 112135, 152066, 156989, 199465, 224270, 313978, 380165, 398930, 532231, 760330, 784945, 1064462, 1569890, 2661155, 3117353, 5322310, 6234706, 15586765, 21821471, 31173530, 43642942, 109107355, 218214710]

約数ペア:

[(1, 218214710), (2, 109107355), (5, 43642942), (7, 31173530), (10, 21821471), (14, 15586765), (35, 6234706), (41, 5322310), (70, 3117353), (82, 2661155), (139, 1569890), (205, 1064462), (278, 784945), (287, 760330), (410, 532231), (547, 398930), (574, 380165), (695, 313978), (973, 224270), (1094, 199465), (1390, 156989), (1435, 152066), (1946, 112135), (2735, 79786), (2870, 76033), (3829, 56990), (4865, 44854), (5470, 39893), (5699, 38290), (7658, 28495), (9730, 22427), (11398, 19145)]