55565820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1567}}^1$

素因数の和:1779

約数の個数: 72

約数和(自身を含む): 169513344

約数和(自身を除く): 113947524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1567, 1773, 1970, 2364, 2955, 3134, 3546, 3940, 4701, 5910, 6268, 7092, 7835, 8865, 9402, 11820, 14103, 15670, 17730, 18804, 23505, 28206, 31340, 35460, 47010, 56412, 70515, 94020, 141030, 282060, 308699, 617398, 926097, 1234796, 1543495, 1852194, 2778291, 3086990, 3704388, 4630485, 5556582, 6173980, 9260970, 11113164, 13891455, 18521940, 27782910, 55565820]

約数ペア:

[(1, 55565820), (2, 27782910), (3, 18521940), (4, 13891455), (5, 11113164), (6, 9260970), (9, 6173980), (10, 5556582), (12, 4630485), (15, 3704388), (18, 3086990), (20, 2778291), (30, 1852194), (36, 1543495), (45, 1234796), (60, 926097), (90, 617398), (180, 308699), (197, 282060), (394, 141030), (591, 94020), (788, 70515), (985, 56412), (1182, 47010), (1567, 35460), (1773, 31340), (1970, 28206), (2364, 23505), (2955, 18804), (3134, 17730), (3546, 15670), (3940, 14103), (4701, 11820), (5910, 9402), (6268, 8865), (7092, 7835)]