208181040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4111}}^1$

素因数の和:4338

約数の個数: 80

約数和(自身を含む): 648577536

約数和(自身を除く): 440396496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 211, 240, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 3376, 4111, 4220, 5064, 6330, 8222, 8440, 10128, 12333, 12660, 16444, 16880, 20555, 24666, 25320, 32888, 41110, 49332, 50640, 61665, 65776, 82220, 98664, 123330, 164440, 197328, 246660, 328880, 493320, 867421, 986640, 1734842, 2602263, 3469684, 4337105, 5204526, 6939368, 8674210, 10409052, 13011315, 13878736, 17348420, 20818104, 26022630, 34696840, 41636208, 52045260, 69393680, 104090520, 208181040]

約数ペア:

[(1, 208181040), (2, 104090520), (3, 69393680), (4, 52045260), (5, 41636208), (6, 34696840), (8, 26022630), (10, 20818104), (12, 17348420), (15, 13878736), (16, 13011315), (20, 10409052), (24, 8674210), (30, 6939368), (40, 5204526), (48, 4337105), (60, 3469684), (80, 2602263), (120, 1734842), (211, 986640), (240, 867421), (422, 493320), (633, 328880), (844, 246660), (1055, 197328), (1266, 164440), (1688, 123330), (2110, 98664), (2532, 82220), (3165, 65776), (3376, 61665), (4111, 50640), (4220, 49332), (5064, 41110), (6330, 32888), (8222, 25320), (8440, 24666), (10128, 20555), (12333, 16880), (12660, 16444)]