99971480

素因数分解:

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

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 258128640

約数和(自身を除く): 158157160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 307, 614, 1163, 1228, 1535, 2149, 2326, 2456, 3070, 4298, 4652, 5815, 6140, 8141, 8596, 9304, 10745, 11630, 12280, 16282, 17192, 21490, 23260, 32564, 40705, 42980, 46520, 65128, 81410, 85960, 162820, 325640, 357041, 714082, 1428164, 1785205, 2499287, 2856328, 3570410, 4998574, 7140820, 9997148, 12496435, 14281640, 19994296, 24992870, 49985740, 99971480]

約数ペア:

[(1, 99971480), (2, 49985740), (4, 24992870), (5, 19994296), (7, 14281640), (8, 12496435), (10, 9997148), (14, 7140820), (20, 4998574), (28, 3570410), (35, 2856328), (40, 2499287), (56, 1785205), (70, 1428164), (140, 714082), (280, 357041), (307, 325640), (614, 162820), (1163, 85960), (1228, 81410), (1535, 65128), (2149, 46520), (2326, 42980), (2456, 40705), (3070, 32564), (4298, 23260), (4652, 21490), (5815, 17192), (6140, 16282), (8141, 12280), (8596, 11630), (9304, 10745)]