56304540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{743}}^1$

素因数の和:1179

約数の個数: 72

約数和(自身を含む): 171426528

約数和(自身を除く): 115121988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 743, 842, 1263, 1486, 1684, 2105, 2229, 2526, 2972, 3715, 3789, 4210, 4458, 5052, 6315, 6687, 7430, 7578, 8420, 8916, 11145, 12630, 13374, 14860, 15156, 18945, 22290, 25260, 26748, 33435, 37890, 44580, 66870, 75780, 133740, 312803, 625606, 938409, 1251212, 1564015, 1876818, 2815227, 3128030, 3753636, 4692045, 5630454, 6256060, 9384090, 11260908, 14076135, 18768180, 28152270, 56304540]

約数ペア:

[(1, 56304540), (2, 28152270), (3, 18768180), (4, 14076135), (5, 11260908), (6, 9384090), (9, 6256060), (10, 5630454), (12, 4692045), (15, 3753636), (18, 3128030), (20, 2815227), (30, 1876818), (36, 1564015), (45, 1251212), (60, 938409), (90, 625606), (180, 312803), (421, 133740), (743, 75780), (842, 66870), (1263, 44580), (1486, 37890), (1684, 33435), (2105, 26748), (2229, 25260), (2526, 22290), (2972, 18945), (3715, 15156), (3789, 14860), (4210, 13374), (4458, 12630), (5052, 11145), (6315, 8916), (6687, 8420), (7430, 7578)]