79776780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1499}}^1$

素因数の和:2398

約数の個数: 48

約数和(自身を含む): 223776000

約数和(自身を除く): 143999220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 887, 1499, 1774, 2661, 2998, 3548, 4435, 4497, 5322, 5996, 7495, 8870, 8994, 10644, 13305, 14990, 17740, 17988, 22485, 26610, 29980, 44970, 53220, 89940, 1329613, 2659226, 3988839, 5318452, 6648065, 7977678, 13296130, 15955356, 19944195, 26592260, 39888390, 79776780]

約数ペア:

[(1, 79776780), (2, 39888390), (3, 26592260), (4, 19944195), (5, 15955356), (6, 13296130), (10, 7977678), (12, 6648065), (15, 5318452), (20, 3988839), (30, 2659226), (60, 1329613), (887, 89940), (1499, 53220), (1774, 44970), (2661, 29980), (2998, 26610), (3548, 22485), (4435, 17988), (4497, 17740), (5322, 14990), (5996, 13305), (7495, 10644), (8870, 8994)]