349123180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{15299}}^1$

素因数の和:15478

約数の個数: 48

約数和(自身を含む): 843091200

約数和(自身を除く): 493968020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 11410, 15299, 22820, 30598, 61196, 76495, 107093, 152990, 214186, 305980, 428372, 535465, 1070930, 2141860, 2493737, 4987474, 9974948, 12468685, 17456159, 24937370, 34912318, 49874740, 69824636, 87280795, 174561590, 349123180]

約数ペア:

[(1, 349123180), (2, 174561590), (4, 87280795), (5, 69824636), (7, 49874740), (10, 34912318), (14, 24937370), (20, 17456159), (28, 12468685), (35, 9974948), (70, 4987474), (140, 2493737), (163, 2141860), (326, 1070930), (652, 535465), (815, 428372), (1141, 305980), (1630, 214186), (2282, 152990), (3260, 107093), (4564, 76495), (5705, 61196), (11410, 30598), (15299, 22820)]