73818180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1033}}^1$

素因数の和:1445

約数の個数: 72

約数和(自身を含む): 224696472

約数和(自身を除く): 150878292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1033, 1191, 1588, 1985, 2066, 2382, 3099, 3573, 3970, 4132, 4764, 5165, 5955, 6198, 7146, 7940, 9297, 10330, 11910, 12396, 14292, 15495, 17865, 18594, 20660, 23820, 30990, 35730, 37188, 46485, 61980, 71460, 92970, 185940, 410101, 820202, 1230303, 1640404, 2050505, 2460606, 3690909, 4101010, 4921212, 6151515, 7381818, 8202020, 12303030, 14763636, 18454545, 24606060, 36909090, 73818180]

約数ペア:

[(1, 73818180), (2, 36909090), (3, 24606060), (4, 18454545), (5, 14763636), (6, 12303030), (9, 8202020), (10, 7381818), (12, 6151515), (15, 4921212), (18, 4101010), (20, 3690909), (30, 2460606), (36, 2050505), (45, 1640404), (60, 1230303), (90, 820202), (180, 410101), (397, 185940), (794, 92970), (1033, 71460), (1191, 61980), (1588, 46485), (1985, 37188), (2066, 35730), (2382, 30990), (3099, 23820), (3573, 20660), (3970, 18594), (4132, 17865), (4764, 15495), (5165, 14292), (5955, 12396), (6198, 11910), (7146, 10330), (7940, 9297)]