200318220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1949}}^1$

素因数の和:2535

約数の個数: 72

約数和(自身を含む): 609008400

約数和(自身を除く): 408690180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 571, 1142, 1713, 1949, 2284, 2855, 3426, 3898, 5139, 5710, 5847, 6852, 7796, 8565, 9745, 10278, 11420, 11694, 17130, 17541, 19490, 20556, 23388, 25695, 29235, 34260, 35082, 38980, 51390, 58470, 70164, 87705, 102780, 116940, 175410, 350820, 1112879, 2225758, 3338637, 4451516, 5564395, 6677274, 10015911, 11128790, 13354548, 16693185, 20031822, 22257580, 33386370, 40063644, 50079555, 66772740, 100159110, 200318220]

約数ペア:

[(1, 200318220), (2, 100159110), (3, 66772740), (4, 50079555), (5, 40063644), (6, 33386370), (9, 22257580), (10, 20031822), (12, 16693185), (15, 13354548), (18, 11128790), (20, 10015911), (30, 6677274), (36, 5564395), (45, 4451516), (60, 3338637), (90, 2225758), (180, 1112879), (571, 350820), (1142, 175410), (1713, 116940), (1949, 102780), (2284, 87705), (2855, 70164), (3426, 58470), (3898, 51390), (5139, 38980), (5710, 35082), (5847, 34260), (6852, 29235), (7796, 25695), (8565, 23388), (9745, 20556), (10278, 19490), (11420, 17541), (11694, 17130)]