40518180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9787}}^1$

素因数の和:9825

約数の個数: 72

約数和(自身を含む): 128261952

約数和(自身を除く): 87743772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 9787, 19574, 29361, 39148, 48935, 58722, 88083, 97870, 117444, 146805, 176166, 195740, 225101, 293610, 352332, 440415, 450202, 587220, 675303, 880830, 900404, 1125505, 1350606, 1761660, 2025909, 2251010, 2701212, 3376515, 4051818, 4502020, 6753030, 8103636, 10129545, 13506060, 20259090, 40518180]

約数ペア:

[(1, 40518180), (2, 20259090), (3, 13506060), (4, 10129545), (5, 8103636), (6, 6753030), (9, 4502020), (10, 4051818), (12, 3376515), (15, 2701212), (18, 2251010), (20, 2025909), (23, 1761660), (30, 1350606), (36, 1125505), (45, 900404), (46, 880830), (60, 675303), (69, 587220), (90, 450202), (92, 440415), (115, 352332), (138, 293610), (180, 225101), (207, 195740), (230, 176166), (276, 146805), (345, 117444), (414, 97870), (460, 88083), (690, 58722), (828, 48935), (1035, 39148), (1380, 29361), (2070, 19574), (4140, 9787)]