120640980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87421}}^1$

素因数の和:87456

約数の個数: 48

約数和(自身を含む): 352485504

約数和(自身を除く): 231844524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 87421, 174842, 262263, 349684, 437105, 524526, 874210, 1049052, 1311315, 1748420, 2010683, 2622630, 4021366, 5245260, 6032049, 8042732, 10053415, 12064098, 20106830, 24128196, 30160245, 40213660, 60320490, 120640980]

約数ペア:

[(1, 120640980), (2, 60320490), (3, 40213660), (4, 30160245), (5, 24128196), (6, 20106830), (10, 12064098), (12, 10053415), (15, 8042732), (20, 6032049), (23, 5245260), (30, 4021366), (46, 2622630), (60, 2010683), (69, 1748420), (92, 1311315), (115, 1049052), (138, 874210), (230, 524526), (276, 437105), (345, 349684), (460, 262263), (690, 174842), (1380, 87421)]