290699370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{248461}}^1$

素因数の和:248487

約数の個数: 48

約数和(自身を含む): 813961512

約数和(自身を除く): 523262142

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 248461, 496922, 745383, 1242305, 1490766, 2236149, 2484610, 3229993, 3726915, 4472298, 6459986, 7453830, 9689979, 11180745, 16149965, 19379958, 22361490, 29069937, 32299930, 48449895, 58139874, 96899790, 145349685, 290699370]

約数ペア:

[(1, 290699370), (2, 145349685), (3, 96899790), (5, 58139874), (6, 48449895), (9, 32299930), (10, 29069937), (13, 22361490), (15, 19379958), (18, 16149965), (26, 11180745), (30, 9689979), (39, 7453830), (45, 6459986), (65, 4472298), (78, 3726915), (90, 3229993), (117, 2484610), (130, 2236149), (195, 1490766), (234, 1242305), (390, 745383), (585, 496922), (1170, 248461)]