211255980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{270841}}^1$

素因数の和:270866

約数の個数: 48

約数和(自身を含む): 637020384

約数和(自身を除く): 425764404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 270841, 541682, 812523, 1083364, 1354205, 1625046, 2708410, 3250092, 3520933, 4062615, 5416820, 7041866, 8125230, 10562799, 14083732, 16250460, 17604665, 21125598, 35209330, 42251196, 52813995, 70418660, 105627990, 211255980]

約数ペア:

[(1, 211255980), (2, 105627990), (3, 70418660), (4, 52813995), (5, 42251196), (6, 35209330), (10, 21125598), (12, 17604665), (13, 16250460), (15, 14083732), (20, 10562799), (26, 8125230), (30, 7041866), (39, 5416820), (52, 4062615), (60, 3520933), (65, 3250092), (78, 2708410), (130, 1625046), (156, 1354205), (195, 1083364), (260, 812523), (390, 541682), (780, 270841)]