78727020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12739}}^1$

素因数の和:12854

約数の個数: 48

約数和(自身を含む): 222593280

約数和(自身を除く): 143866260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 12739, 25478, 38217, 50956, 63695, 76434, 127390, 152868, 191085, 254780, 382170, 764340, 1312117, 2624234, 3936351, 5248468, 6560585, 7872702, 13121170, 15745404, 19681755, 26242340, 39363510, 78727020]

約数ペア:

[(1, 78727020), (2, 39363510), (3, 26242340), (4, 19681755), (5, 15745404), (6, 13121170), (10, 7872702), (12, 6560585), (15, 5248468), (20, 3936351), (30, 2624234), (60, 1312117), (103, 764340), (206, 382170), (309, 254780), (412, 191085), (515, 152868), (618, 127390), (1030, 76434), (1236, 63695), (1545, 50956), (2060, 38217), (3090, 25478), (6180, 12739)]