74978610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1163}}^1$

素因数の和:1487

約数の個数: 64

約数和(自身を含む): 206502912

約数和(自身を除く): 131524302

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 307, 614, 921, 1163, 1535, 1842, 2149, 2326, 3070, 3489, 4298, 4605, 5815, 6447, 6978, 8141, 9210, 10745, 11630, 12894, 16282, 17445, 21490, 24423, 32235, 34890, 40705, 48846, 64470, 81410, 122115, 244230, 357041, 714082, 1071123, 1785205, 2142246, 2499287, 3570410, 4998574, 5355615, 7497861, 10711230, 12496435, 14995722, 24992870, 37489305, 74978610]

約数ペア:

[(1, 74978610), (2, 37489305), (3, 24992870), (5, 14995722), (6, 12496435), (7, 10711230), (10, 7497861), (14, 5355615), (15, 4998574), (21, 3570410), (30, 2499287), (35, 2142246), (42, 1785205), (70, 1071123), (105, 714082), (210, 357041), (307, 244230), (614, 122115), (921, 81410), (1163, 64470), (1535, 48846), (1842, 40705), (2149, 34890), (2326, 32235), (3070, 24423), (3489, 21490), (4298, 17445), (4605, 16282), (5815, 12894), (6447, 11630), (6978, 10745), (8141, 9210)]