123732720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{171851}}^1$

素因数の和:171870

約数の個数: 60

約数和(自身を含む): 415538136

約数和(自身を除く): 291805416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 171851, 343702, 515553, 687404, 859255, 1031106, 1374808, 1546659, 1718510, 2062212, 2577765, 2749616, 3093318, 3437020, 4124424, 5155530, 6186636, 6874040, 7733295, 8248848, 10311060, 12373272, 13748080, 15466590, 20622120, 24746544, 30933180, 41244240, 61866360, 123732720]

約数ペア:

[(1, 123732720), (2, 61866360), (3, 41244240), (4, 30933180), (5, 24746544), (6, 20622120), (8, 15466590), (9, 13748080), (10, 12373272), (12, 10311060), (15, 8248848), (16, 7733295), (18, 6874040), (20, 6186636), (24, 5155530), (30, 4124424), (36, 3437020), (40, 3093318), (45, 2749616), (48, 2577765), (60, 2062212), (72, 1718510), (80, 1546659), (90, 1374808), (120, 1031106), (144, 859255), (180, 687404), (240, 515553), (360, 343702), (720, 171851)]