87438420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{161923}}^1$

素因数の和:161941

約数の個数: 48

約数和(自身を含む): 272032320

約数和(自身を除く): 184593900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 161923, 323846, 485769, 647692, 809615, 971538, 1457307, 1619230, 1943076, 2428845, 2914614, 3238460, 4371921, 4857690, 5829228, 7286535, 8743842, 9715380, 14573070, 17487684, 21859605, 29146140, 43719210, 87438420]

約数ペア:

[(1, 87438420), (2, 43719210), (3, 29146140), (4, 21859605), (5, 17487684), (6, 14573070), (9, 9715380), (10, 8743842), (12, 7286535), (15, 5829228), (18, 4857690), (20, 4371921), (27, 3238460), (30, 2914614), (36, 2428845), (45, 1943076), (54, 1619230), (60, 1457307), (90, 971538), (108, 809615), (135, 647692), (180, 485769), (270, 323846), (540, 161923)]