168583520

素因数分解:

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

素因数の和:21532

約数の個数: 72

約数和(自身を含む): 463325184

約数和(自身を除く): 294741664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 21503, 43006, 86012, 107515, 150521, 172024, 215030, 301042, 344048, 430060, 602084, 688096, 752605, 860120, 1053647, 1204168, 1505210, 1720240, 2107294, 2408336, 3010420, 3440480, 4214588, 4816672, 5268235, 6020840, 8429176, 10536470, 12041680, 16858352, 21072940, 24083360, 33716704, 42145880, 84291760, 168583520]

約数ペア:

[(1, 168583520), (2, 84291760), (4, 42145880), (5, 33716704), (7, 24083360), (8, 21072940), (10, 16858352), (14, 12041680), (16, 10536470), (20, 8429176), (28, 6020840), (32, 5268235), (35, 4816672), (40, 4214588), (49, 3440480), (56, 3010420), (70, 2408336), (80, 2107294), (98, 1720240), (112, 1505210), (140, 1204168), (160, 1053647), (196, 860120), (224, 752605), (245, 688096), (280, 602084), (392, 430060), (490, 344048), (560, 301042), (784, 215030), (980, 172024), (1120, 150521), (1568, 107515), (1960, 86012), (3920, 43006), (7840, 21503)]