38662740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{619}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 117804960

約数和(自身を除く): 79142220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 619, 694, 1041, 1238, 1388, 1735, 1857, 2082, 2476, 3095, 3123, 3470, 3714, 4164, 5205, 5571, 6190, 6246, 6940, 7428, 9285, 10410, 11142, 12380, 12492, 15615, 18570, 20820, 22284, 27855, 31230, 37140, 55710, 62460, 111420, 214793, 429586, 644379, 859172, 1073965, 1288758, 1933137, 2147930, 2577516, 3221895, 3866274, 4295860, 6443790, 7732548, 9665685, 12887580, 19331370, 38662740]

約数ペア:

[(1, 38662740), (2, 19331370), (3, 12887580), (4, 9665685), (5, 7732548), (6, 6443790), (9, 4295860), (10, 3866274), (12, 3221895), (15, 2577516), (18, 2147930), (20, 1933137), (30, 1288758), (36, 1073965), (45, 859172), (60, 644379), (90, 429586), (180, 214793), (347, 111420), (619, 62460), (694, 55710), (1041, 37140), (1238, 31230), (1388, 27855), (1735, 22284), (1857, 20820), (2082, 18570), (2476, 15615), (3095, 12492), (3123, 12380), (3470, 11142), (3714, 10410), (4164, 9285), (5205, 7428), (5571, 6940), (6190, 6246)]