61340040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{170389}}^1$

素因数の和:170406

約数の個数: 48

約数和(自身を含む): 199356300

約数和(自身を除く): 138016260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 170389, 340778, 511167, 681556, 851945, 1022334, 1363112, 1533501, 1703890, 2044668, 2555835, 3067002, 3407780, 4089336, 5111670, 6134004, 6815560, 7667505, 10223340, 12268008, 15335010, 20446680, 30670020, 61340040]

約数ペア:

[(1, 61340040), (2, 30670020), (3, 20446680), (4, 15335010), (5, 12268008), (6, 10223340), (8, 7667505), (9, 6815560), (10, 6134004), (12, 5111670), (15, 4089336), (18, 3407780), (20, 3067002), (24, 2555835), (30, 2044668), (36, 1703890), (40, 1533501), (45, 1363112), (60, 1022334), (72, 851945), (90, 681556), (120, 511167), (180, 340778), (360, 170389)]