89791380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71263}}^1$

素因数の和:71285

約数の個数: 72

約数和(自身を含む): 311281152

約数和(自身を除く): 221489772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 71263, 142526, 213789, 285052, 356315, 427578, 498841, 641367, 712630, 855156, 997682, 1068945, 1282734, 1425260, 1496523, 1995364, 2137890, 2494205, 2565468, 2993046, 3206835, 4275780, 4489569, 4988410, 5986092, 6413670, 7482615, 8979138, 9976820, 12827340, 14965230, 17958276, 22447845, 29930460, 44895690, 89791380]

約数ペア:

[(1, 89791380), (2, 44895690), (3, 29930460), (4, 22447845), (5, 17958276), (6, 14965230), (7, 12827340), (9, 9976820), (10, 8979138), (12, 7482615), (14, 6413670), (15, 5986092), (18, 4988410), (20, 4489569), (21, 4275780), (28, 3206835), (30, 2993046), (35, 2565468), (36, 2494205), (42, 2137890), (45, 1995364), (60, 1496523), (63, 1425260), (70, 1282734), (84, 1068945), (90, 997682), (105, 855156), (126, 712630), (140, 641367), (180, 498841), (210, 427578), (252, 356315), (315, 285052), (420, 213789), (630, 142526), (1260, 71263)]