70197420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{68821}}^1$

素因数の和:68850

約数の個数: 48

約数和(自身を含む): 208117728

約数和(自身を除く): 137920308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 68821, 137642, 206463, 275284, 344105, 412926, 688210, 825852, 1032315, 1169957, 1376420, 2064630, 2339914, 3509871, 4129260, 4679828, 5849785, 7019742, 11699570, 14039484, 17549355, 23399140, 35098710, 70197420]

約数ペア:

[(1, 70197420), (2, 35098710), (3, 23399140), (4, 17549355), (5, 14039484), (6, 11699570), (10, 7019742), (12, 5849785), (15, 4679828), (17, 4129260), (20, 3509871), (30, 2339914), (34, 2064630), (51, 1376420), (60, 1169957), (68, 1032315), (85, 825852), (102, 688210), (170, 412926), (204, 344105), (255, 275284), (340, 206463), (510, 137642), (1020, 68821)]