339964870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 713370240

約数和(自身を除く): 373405370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 197, 277, 394, 445, 554, 623, 890, 985, 1246, 1379, 1385, 1939, 1970, 2758, 2770, 3115, 3878, 6230, 6895, 9695, 13790, 17533, 19390, 24653, 35066, 49306, 54569, 87665, 109138, 122731, 123265, 172571, 175330, 245462, 246530, 272845, 345142, 381983, 545690, 613655, 763966, 862855, 1227310, 1725710, 1909915, 3819830, 4856641, 9713282, 24283205, 33996487, 48566410, 67992974, 169982435, 339964870]

約数ペア:

[(1, 339964870), (2, 169982435), (5, 67992974), (7, 48566410), (10, 33996487), (14, 24283205), (35, 9713282), (70, 4856641), (89, 3819830), (178, 1909915), (197, 1725710), (277, 1227310), (394, 862855), (445, 763966), (554, 613655), (623, 545690), (890, 381983), (985, 345142), (1246, 272845), (1379, 246530), (1385, 245462), (1939, 175330), (1970, 172571), (2758, 123265), (2770, 122731), (3115, 109138), (3878, 87665), (6230, 54569), (6895, 49306), (9695, 35066), (13790, 24653), (17533, 19390)]