27907020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{787}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 85189104

約数和(自身を除く): 57282084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 787, 788, 985, 1182, 1574, 1773, 1970, 2361, 2364, 2955, 3148, 3546, 3935, 3940, 4722, 5910, 7083, 7092, 7870, 8865, 9444, 11805, 11820, 14166, 15740, 17730, 23610, 28332, 35415, 35460, 47220, 70830, 141660, 155039, 310078, 465117, 620156, 775195, 930234, 1395351, 1550390, 1860468, 2325585, 2790702, 3100780, 4651170, 5581404, 6976755, 9302340, 13953510, 27907020]

約数ペア:

[(1, 27907020), (2, 13953510), (3, 9302340), (4, 6976755), (5, 5581404), (6, 4651170), (9, 3100780), (10, 2790702), (12, 2325585), (15, 1860468), (18, 1550390), (20, 1395351), (30, 930234), (36, 775195), (45, 620156), (60, 465117), (90, 310078), (180, 155039), (197, 141660), (394, 70830), (591, 47220), (787, 35460), (788, 35415), (985, 28332), (1182, 23610), (1574, 17730), (1773, 15740), (1970, 14166), (2361, 11820), (2364, 11805), (2955, 9444), (3148, 8865), (3546, 7870), (3935, 7092), (3940, 7083), (4722, 5910)]