206538540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{264793}}^1$

素因数の和:264818

約数の個数: 48

約数和(自身を含む): 622795488

約数和(自身を除く): 416256948

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, 264793, 529586, 794379, 1059172, 1323965, 1588758, 2647930, 3177516, 3442309, 3971895, 5295860, 6884618, 7943790, 10326927, 13769236, 15887580, 17211545, 20653854, 34423090, 41307708, 51634635, 68846180, 103269270, 206538540]

約数ペア:

[(1, 206538540), (2, 103269270), (3, 68846180), (4, 51634635), (5, 41307708), (6, 34423090), (10, 20653854), (12, 17211545), (13, 15887580), (15, 13769236), (20, 10326927), (26, 7943790), (30, 6884618), (39, 5295860), (52, 3971895), (60, 3442309), (65, 3177516), (78, 2647930), (130, 1588758), (156, 1323965), (195, 1059172), (260, 794379), (390, 529586), (780, 264793)]