30499140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{72617}}^1$

素因数の和:72636

約数の個数: 48

約数和(自身を含む): 97598592

約数和(自身を除く): 67099452

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, 72617, 145234, 217851, 290468, 363085, 435702, 508319, 726170, 871404, 1016638, 1089255, 1452340, 1524957, 2033276, 2178510, 2541595, 3049914, 4357020, 5083190, 6099828, 7624785, 10166380, 15249570, 30499140]

約数ペア:

[(1, 30499140), (2, 15249570), (3, 10166380), (4, 7624785), (5, 6099828), (6, 5083190), (7, 4357020), (10, 3049914), (12, 2541595), (14, 2178510), (15, 2033276), (20, 1524957), (21, 1452340), (28, 1089255), (30, 1016638), (35, 871404), (42, 726170), (60, 508319), (70, 435702), (84, 363085), (105, 290468), (140, 217851), (210, 145234), (420, 72617)]