79471980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{63073}}^1$

素因数の和:63095

約数の個数: 72

約数和(自身を含む): 275507232

約数和(自身を除く): 196035252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 63073, 126146, 189219, 252292, 315365, 378438, 441511, 567657, 630730, 756876, 883022, 946095, 1135314, 1261460, 1324533, 1766044, 1892190, 2207555, 2270628, 2649066, 2838285, 3784380, 3973599, 4415110, 5298132, 5676570, 6622665, 7947198, 8830220, 11353140, 13245330, 15894396, 19867995, 26490660, 39735990, 79471980]

約数ペア:

[(1, 79471980), (2, 39735990), (3, 26490660), (4, 19867995), (5, 15894396), (6, 13245330), (7, 11353140), (9, 8830220), (10, 7947198), (12, 6622665), (14, 5676570), (15, 5298132), (18, 4415110), (20, 3973599), (21, 3784380), (28, 2838285), (30, 2649066), (35, 2270628), (36, 2207555), (42, 1892190), (45, 1766044), (60, 1324533), (63, 1261460), (70, 1135314), (84, 946095), (90, 883022), (105, 756876), (126, 630730), (140, 567657), (180, 441511), (210, 378438), (252, 315365), (315, 252292), (420, 189219), (630, 126146), (1260, 63073)]