215491430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4177}}^1$

素因数の和:4269

約数の個数: 64

約数和(自身を含む): 490931712

約数和(自身を除く): 275440282

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 67, 70, 77, 110, 134, 154, 335, 385, 469, 670, 737, 770, 938, 1474, 2345, 3685, 4177, 4690, 5159, 7370, 8354, 10318, 20885, 25795, 29239, 41770, 45947, 51590, 58478, 91894, 146195, 229735, 279859, 292390, 321629, 459470, 559718, 643258, 1399295, 1608145, 1959013, 2798590, 3078449, 3216290, 3918026, 6156898, 9795065, 15392245, 19590130, 21549143, 30784490, 43098286, 107745715, 215491430]

約数ペア:

[(1, 215491430), (2, 107745715), (5, 43098286), (7, 30784490), (10, 21549143), (11, 19590130), (14, 15392245), (22, 9795065), (35, 6156898), (55, 3918026), (67, 3216290), (70, 3078449), (77, 2798590), (110, 1959013), (134, 1608145), (154, 1399295), (335, 643258), (385, 559718), (469, 459470), (670, 321629), (737, 292390), (770, 279859), (938, 229735), (1474, 146195), (2345, 91894), (3685, 58478), (4177, 51590), (4690, 45947), (5159, 41770), (7370, 29239), (8354, 25795), (10318, 20885)]