354844280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{919}}^1$

素因数の和:1141

約数の個数: 96

約数和(自身を含む): 934480800

約数和(自身を除く): 579636520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 197, 245, 280, 392, 394, 490, 788, 919, 980, 985, 1379, 1576, 1838, 1960, 1970, 2758, 3676, 3940, 4595, 5516, 6433, 6895, 7352, 7880, 9190, 9653, 11032, 12866, 13790, 18380, 19306, 25732, 27580, 32165, 36760, 38612, 45031, 48265, 51464, 55160, 64330, 77224, 90062, 96530, 128660, 180124, 181043, 193060, 225155, 257320, 360248, 362086, 386120, 450310, 724172, 900620, 905215, 1267301, 1448344, 1801240, 1810430, 2534602, 3620860, 5069204, 6336505, 7241720, 8871107, 10138408, 12673010, 17742214, 25346020, 35484428, 44355535, 50692040, 70968856, 88711070, 177422140, 354844280]

約数ペア:

[(1, 354844280), (2, 177422140), (4, 88711070), (5, 70968856), (7, 50692040), (8, 44355535), (10, 35484428), (14, 25346020), (20, 17742214), (28, 12673010), (35, 10138408), (40, 8871107), (49, 7241720), (56, 6336505), (70, 5069204), (98, 3620860), (140, 2534602), (196, 1810430), (197, 1801240), (245, 1448344), (280, 1267301), (392, 905215), (394, 900620), (490, 724172), (788, 450310), (919, 386120), (980, 362086), (985, 360248), (1379, 257320), (1576, 225155), (1838, 193060), (1960, 181043), (1970, 180124), (2758, 128660), (3676, 96530), (3940, 90062), (4595, 77224), (5516, 64330), (6433, 55160), (6895, 51464), (7352, 48265), (7880, 45031), (9190, 38612), (9653, 36760), (11032, 32165), (12866, 27580), (13790, 25732), (18380, 19306)]