72079140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{171617}}^1$

素因数の和:171636

約数の個数: 48

約数和(自身を含む): 230654592

約数和(自身を除く): 158575452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 171617, 343234, 514851, 686468, 858085, 1029702, 1201319, 1716170, 2059404, 2402638, 2574255, 3432340, 3603957, 4805276, 5148510, 6006595, 7207914, 10297020, 12013190, 14415828, 18019785, 24026380, 36039570, 72079140]

約数ペア:

[(1, 72079140), (2, 36039570), (3, 24026380), (4, 18019785), (5, 14415828), (6, 12013190), (7, 10297020), (10, 7207914), (12, 6006595), (14, 5148510), (15, 4805276), (20, 3603957), (21, 3432340), (28, 2574255), (30, 2402638), (35, 2059404), (42, 1716170), (60, 1201319), (70, 1029702), (84, 858085), (105, 686468), (140, 514851), (210, 343234), (420, 171617)]