389268840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{6661}}^1$

素因数の和:7162

約数の個数: 64

約数和(自身を含む): 1170380160

約数和(自身を除く): 781111320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 487, 974, 1461, 1948, 2435, 2922, 3896, 4870, 5844, 6661, 7305, 9740, 11688, 13322, 14610, 19480, 19983, 26644, 29220, 33305, 39966, 53288, 58440, 66610, 79932, 99915, 133220, 159864, 199830, 266440, 399660, 799320, 3243907, 6487814, 9731721, 12975628, 16219535, 19463442, 25951256, 32439070, 38926884, 48658605, 64878140, 77853768, 97317210, 129756280, 194634420, 389268840]

約数ペア:

[(1, 389268840), (2, 194634420), (3, 129756280), (4, 97317210), (5, 77853768), (6, 64878140), (8, 48658605), (10, 38926884), (12, 32439070), (15, 25951256), (20, 19463442), (24, 16219535), (30, 12975628), (40, 9731721), (60, 6487814), (120, 3243907), (487, 799320), (974, 399660), (1461, 266440), (1948, 199830), (2435, 159864), (2922, 133220), (3896, 99915), (4870, 79932), (5844, 66610), (6661, 58440), (7305, 53288), (9740, 39966), (11688, 33305), (13322, 29220), (14610, 26644), (19480, 19983)]