140520720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{585503}}^1$

素因数の和:585519

約数の個数: 40

約数和(自身を含む): 435614976

約数和(自身を除く): 295094256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 585503, 1171006, 1756509, 2342012, 2927515, 3513018, 4684024, 5855030, 7026036, 8782545, 9368048, 11710060, 14052072, 17565090, 23420120, 28104144, 35130180, 46840240, 70260360, 140520720]

約数ペア:

[(1, 140520720), (2, 70260360), (3, 46840240), (4, 35130180), (5, 28104144), (6, 23420120), (8, 17565090), (10, 14052072), (12, 11710060), (15, 9368048), (16, 8782545), (20, 7026036), (24, 5855030), (30, 4684024), (40, 3513018), (48, 2927515), (60, 2342012), (80, 1756509), (120, 1171006), (240, 585503)]