999211860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{5437}}^1$

素因数の和:6473

約数の個数: 72

約数和(自身を含む): 3034469256

約数和(自身を除く): 2035257396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1021, 2042, 3063, 4084, 5105, 5437, 6126, 9189, 10210, 10874, 12252, 15315, 16311, 18378, 20420, 21748, 27185, 30630, 32622, 36756, 45945, 48933, 54370, 61260, 65244, 81555, 91890, 97866, 108740, 163110, 183780, 195732, 244665, 326220, 489330, 978660, 5551177, 11102354, 16653531, 22204708, 27755885, 33307062, 49960593, 55511770, 66614124, 83267655, 99921186, 111023540, 166535310, 199842372, 249802965, 333070620, 499605930, 999211860]

約数ペア:

[(1, 999211860), (2, 499605930), (3, 333070620), (4, 249802965), (5, 199842372), (6, 166535310), (9, 111023540), (10, 99921186), (12, 83267655), (15, 66614124), (18, 55511770), (20, 49960593), (30, 33307062), (36, 27755885), (45, 22204708), (60, 16653531), (90, 11102354), (180, 5551177), (1021, 978660), (2042, 489330), (3063, 326220), (4084, 244665), (5105, 195732), (5437, 183780), (6126, 163110), (9189, 108740), (10210, 97866), (10874, 91890), (12252, 81555), (15315, 65244), (16311, 61260), (18378, 54370), (20420, 48933), (21748, 45945), (27185, 36756), (30630, 32622)]