78741720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{8101}}^1$

素因数の和:8127

約数の個数: 96

約数和(自身を含む): 265421520

約数和(自身を除く): 186679800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 8101, 9720, 16202, 24303, 32404, 40505, 48606, 64808, 72909, 81010, 97212, 121515, 145818, 162020, 194424, 218727, 243030, 291636, 324040, 364545, 437454, 486060, 583272, 656181, 729090, 874908, 972120, 1093635, 1312362, 1458180, 1749816, 1968543, 2187270, 2624724, 2916360, 3280905, 3937086, 4374540, 5249448, 6561810, 7874172, 8749080, 9842715, 13123620, 15748344, 19685430, 26247240, 39370860, 78741720]

約数ペア:

[(1, 78741720), (2, 39370860), (3, 26247240), (4, 19685430), (5, 15748344), (6, 13123620), (8, 9842715), (9, 8749080), (10, 7874172), (12, 6561810), (15, 5249448), (18, 4374540), (20, 3937086), (24, 3280905), (27, 2916360), (30, 2624724), (36, 2187270), (40, 1968543), (45, 1749816), (54, 1458180), (60, 1312362), (72, 1093635), (81, 972120), (90, 874908), (108, 729090), (120, 656181), (135, 583272), (162, 486060), (180, 437454), (216, 364545), (243, 324040), (270, 291636), (324, 243030), (360, 218727), (405, 194424), (486, 162020), (540, 145818), (648, 121515), (810, 97212), (972, 81010), (1080, 72909), (1215, 64808), (1620, 48606), (1944, 40505), (2430, 32404), (3240, 24303), (4860, 16202), (8101, 9720)]