123516240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{514651}}^1$

素因数の和:514667

約数の個数: 40

約数和(自身を含む): 382901088

約数和(自身を除く): 259384848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 514651, 1029302, 1543953, 2058604, 2573255, 3087906, 4117208, 5146510, 6175812, 7719765, 8234416, 10293020, 12351624, 15439530, 20586040, 24703248, 30879060, 41172080, 61758120, 123516240]

約数ペア:

[(1, 123516240), (2, 61758120), (3, 41172080), (4, 30879060), (5, 24703248), (6, 20586040), (8, 15439530), (10, 12351624), (12, 10293020), (15, 8234416), (16, 7719765), (20, 6175812), (24, 5146510), (30, 4117208), (40, 3087906), (48, 2573255), (60, 2058604), (80, 1543953), (120, 1029302), (240, 514651)]