84291760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{21503}}^1$

素因数の和:21530

約数の個数: 60

約数和(自身を含む): 227985408

約数和(自身を除く): 143693648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 21503, 43006, 86012, 107515, 150521, 172024, 215030, 301042, 344048, 430060, 602084, 752605, 860120, 1053647, 1204168, 1505210, 1720240, 2107294, 2408336, 3010420, 4214588, 5268235, 6020840, 8429176, 10536470, 12041680, 16858352, 21072940, 42145880, 84291760]

約数ペア:

[(1, 84291760), (2, 42145880), (4, 21072940), (5, 16858352), (7, 12041680), (8, 10536470), (10, 8429176), (14, 6020840), (16, 5268235), (20, 4214588), (28, 3010420), (35, 2408336), (40, 2107294), (49, 1720240), (56, 1505210), (70, 1204168), (80, 1053647), (98, 860120), (112, 752605), (140, 602084), (196, 430060), (245, 344048), (280, 301042), (392, 215030), (490, 172024), (560, 150521), (784, 107515), (980, 86012), (1960, 43006), (3920, 21503)]