77190740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 180182016

約数和(自身を除く): 102991276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 167, 191, 220, 242, 334, 382, 484, 605, 668, 764, 835, 955, 1210, 1670, 1837, 1910, 2101, 2420, 3340, 3674, 3820, 4202, 7348, 8404, 9185, 10505, 18370, 20207, 21010, 23111, 31897, 36740, 40414, 42020, 46222, 63794, 80828, 92444, 101035, 115555, 127588, 159485, 202070, 231110, 318970, 350867, 404140, 462220, 637940, 701734, 1403468, 1754335, 3508670, 3859537, 7017340, 7719074, 15438148, 19297685, 38595370, 77190740]

約数ペア:

[(1, 77190740), (2, 38595370), (4, 19297685), (5, 15438148), (10, 7719074), (11, 7017340), (20, 3859537), (22, 3508670), (44, 1754335), (55, 1403468), (110, 701734), (121, 637940), (167, 462220), (191, 404140), (220, 350867), (242, 318970), (334, 231110), (382, 202070), (484, 159485), (605, 127588), (668, 115555), (764, 101035), (835, 92444), (955, 80828), (1210, 63794), (1670, 46222), (1837, 42020), (1910, 40414), (2101, 36740), (2420, 31897), (3340, 23111), (3674, 21010), (3820, 20207), (4202, 18370), (7348, 10505), (8404, 9185)]