87028740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25447}}^1$

素因数の和:25481

約数の個数: 72

約数和(自身を含む): 277892160

約数和(自身を除く): 190863420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 25447, 50894, 76341, 101788, 127235, 152682, 229023, 254470, 305364, 381705, 458046, 483493, 508940, 763410, 916092, 966986, 1145115, 1450479, 1526820, 1933972, 2290230, 2417465, 2900958, 4351437, 4580460, 4834930, 5801916, 7252395, 8702874, 9669860, 14504790, 17405748, 21757185, 29009580, 43514370, 87028740]

約数ペア:

[(1, 87028740), (2, 43514370), (3, 29009580), (4, 21757185), (5, 17405748), (6, 14504790), (9, 9669860), (10, 8702874), (12, 7252395), (15, 5801916), (18, 4834930), (19, 4580460), (20, 4351437), (30, 2900958), (36, 2417465), (38, 2290230), (45, 1933972), (57, 1526820), (60, 1450479), (76, 1145115), (90, 966986), (95, 916092), (114, 763410), (171, 508940), (180, 483493), (190, 458046), (228, 381705), (285, 305364), (342, 254470), (380, 229023), (570, 152682), (684, 127235), (855, 101788), (1140, 76341), (1710, 50894), (3420, 25447)]