1690488540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{722431}}^1$

素因数の和:722459

約数の個数: 72

約数和(自身を含む): 5522270208

約数和(自身を除く): 3831781668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 722431, 1444862, 2167293, 2889724, 3612155, 4334586, 6501879, 7224310, 8669172, 9391603, 10836465, 13003758, 14448620, 18783206, 21672930, 26007516, 28174809, 32509395, 37566412, 43345860, 46958015, 56349618, 65018790, 84524427, 93916030, 112699236, 130037580, 140874045, 169048854, 187832060, 281748090, 338097708, 422622135, 563496180, 845244270, 1690488540]

約数ペア:

[(1, 1690488540), (2, 845244270), (3, 563496180), (4, 422622135), (5, 338097708), (6, 281748090), (9, 187832060), (10, 169048854), (12, 140874045), (13, 130037580), (15, 112699236), (18, 93916030), (20, 84524427), (26, 65018790), (30, 56349618), (36, 46958015), (39, 43345860), (45, 37566412), (52, 32509395), (60, 28174809), (65, 26007516), (78, 21672930), (90, 18783206), (117, 14448620), (130, 13003758), (156, 10836465), (180, 9391603), (195, 8669172), (234, 7224310), (260, 6501879), (390, 4334586), (468, 3612155), (585, 2889724), (780, 2167293), (1170, 1444862), (2340, 722431)]