65854980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15907}}^1$

素因数の和:15945

約数の個数: 72

約数和(自身を含む): 208458432

約数和(自身を除く): 142603452

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, 15907, 31814, 47721, 63628, 79535, 95442, 143163, 159070, 190884, 238605, 286326, 318140, 365861, 477210, 572652, 715815, 731722, 954420, 1097583, 1431630, 1463444, 1829305, 2195166, 2863260, 3292749, 3658610, 4390332, 5487915, 6585498, 7317220, 10975830, 13170996, 16463745, 21951660, 32927490, 65854980]

約数ペア:

[(1, 65854980), (2, 32927490), (3, 21951660), (4, 16463745), (5, 13170996), (6, 10975830), (9, 7317220), (10, 6585498), (12, 5487915), (15, 4390332), (18, 3658610), (20, 3292749), (23, 2863260), (30, 2195166), (36, 1829305), (45, 1463444), (46, 1431630), (60, 1097583), (69, 954420), (90, 731722), (92, 715815), (115, 572652), (138, 477210), (180, 365861), (207, 318140), (230, 286326), (276, 238605), (345, 190884), (414, 159070), (460, 143163), (690, 95442), (828, 79535), (1035, 63628), (1380, 47721), (2070, 31814), (4140, 15907)]