87953940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{488633}}^1$

素因数の和:488648

約数の個数: 36

約数和(自身を含む): 266794164

約数和(自身を除く): 178840224

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488633, 977266, 1465899, 1954532, 2443165, 2931798, 4397697, 4886330, 5863596, 7329495, 8795394, 9772660, 14658990, 17590788, 21988485, 29317980, 43976970, 87953940]

約数ペア:

[(1, 87953940), (2, 43976970), (3, 29317980), (4, 21988485), (5, 17590788), (6, 14658990), (9, 9772660), (10, 8795394), (12, 7329495), (15, 5863596), (18, 4886330), (20, 4397697), (30, 2931798), (36, 2443165), (45, 1954532), (60, 1465899), (90, 977266), (180, 488633)]