71021880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{65761}}^1$

素因数の和:65781

約数の個数: 64

約数和(自身を含む): 236743200

約数和(自身を除く): 165721320

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 65761, 131522, 197283, 263044, 328805, 394566, 526088, 591849, 657610, 789132, 986415, 1183698, 1315220, 1578264, 1775547, 1972830, 2367396, 2630440, 2959245, 3551094, 3945660, 4734792, 5918490, 7102188, 7891320, 8877735, 11836980, 14204376, 17755470, 23673960, 35510940, 71021880]

約数ペア:

[(1, 71021880), (2, 35510940), (3, 23673960), (4, 17755470), (5, 14204376), (6, 11836980), (8, 8877735), (9, 7891320), (10, 7102188), (12, 5918490), (15, 4734792), (18, 3945660), (20, 3551094), (24, 2959245), (27, 2630440), (30, 2367396), (36, 1972830), (40, 1775547), (45, 1578264), (54, 1315220), (60, 1183698), (72, 986415), (90, 789132), (108, 657610), (120, 591849), (135, 526088), (180, 394566), (216, 328805), (270, 263044), (360, 197283), (540, 131522), (1080, 65761)]