17656740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 53916408

約数和(自身を除く): 36259668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 421, 466, 699, 842, 932, 1165, 1263, 1398, 1684, 2097, 2105, 2330, 2526, 2796, 3495, 3789, 4194, 4210, 4660, 5052, 6315, 6990, 7578, 8388, 8420, 10485, 12630, 13980, 15156, 18945, 20970, 25260, 37890, 41940, 75780, 98093, 196186, 294279, 392372, 490465, 588558, 882837, 980930, 1177116, 1471395, 1765674, 1961860, 2942790, 3531348, 4414185, 5885580, 8828370, 17656740]

約数ペア:

[(1, 17656740), (2, 8828370), (3, 5885580), (4, 4414185), (5, 3531348), (6, 2942790), (9, 1961860), (10, 1765674), (12, 1471395), (15, 1177116), (18, 980930), (20, 882837), (30, 588558), (36, 490465), (45, 392372), (60, 294279), (90, 196186), (180, 98093), (233, 75780), (421, 41940), (466, 37890), (699, 25260), (842, 20970), (932, 18945), (1165, 15156), (1263, 13980), (1398, 12630), (1684, 10485), (2097, 8420), (2105, 8388), (2330, 7578), (2526, 6990), (2796, 6315), (3495, 5052), (3789, 4660), (4194, 4210)]