207355980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{265841}}^1$

素因数の和:265866

約数の個数: 48

約数和(自身を含む): 625260384

約数和(自身を除く): 417904404

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, 265841, 531682, 797523, 1063364, 1329205, 1595046, 2658410, 3190092, 3455933, 3987615, 5316820, 6911866, 7975230, 10367799, 13823732, 15950460, 17279665, 20735598, 34559330, 41471196, 51838995, 69118660, 103677990, 207355980]

約数ペア:

[(1, 207355980), (2, 103677990), (3, 69118660), (4, 51838995), (5, 41471196), (6, 34559330), (10, 20735598), (12, 17279665), (13, 15950460), (15, 13823732), (20, 10367799), (26, 7975230), (30, 6911866), (39, 5316820), (52, 3987615), (60, 3455933), (65, 3190092), (78, 2658410), (130, 1595046), (156, 1329205), (195, 1063364), (260, 797523), (390, 531682), (780, 265841)]