302705390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2423}}^1$

素因数の和:2505

約数の個数: 48

約数和(自身を含む): 606572064

約数和(自身を除く): 303866674

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 961, 1922, 2015, 2423, 4030, 4805, 4846, 9610, 12115, 12493, 24230, 24986, 31499, 62465, 62998, 75113, 124930, 150226, 157495, 314990, 375565, 751130, 976469, 1952938, 2328503, 4657006, 4882345, 9764690, 11642515, 23285030, 30270539, 60541078, 151352695, 302705390]

約数ペア:

[(1, 302705390), (2, 151352695), (5, 60541078), (10, 30270539), (13, 23285030), (26, 11642515), (31, 9764690), (62, 4882345), (65, 4657006), (130, 2328503), (155, 1952938), (310, 976469), (403, 751130), (806, 375565), (961, 314990), (1922, 157495), (2015, 150226), (2423, 124930), (4030, 75113), (4805, 62998), (4846, 62465), (9610, 31499), (12115, 24986), (12493, 24230)]