311083020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{1439}}^1$

素因数の和:2655

約数の個数: 72

約数和(自身を含む): 945060480

約数和(自身を除く): 633977460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1201, 1439, 2402, 2878, 3603, 4317, 4804, 5756, 6005, 7195, 7206, 8634, 10809, 12010, 12951, 14390, 14412, 17268, 18015, 21585, 21618, 24020, 25902, 28780, 36030, 43170, 43236, 51804, 54045, 64755, 72060, 86340, 108090, 129510, 216180, 259020, 1728239, 3456478, 5184717, 6912956, 8641195, 10369434, 15554151, 17282390, 20738868, 25923585, 31108302, 34564780, 51847170, 62216604, 77770755, 103694340, 155541510, 311083020]

約数ペア:

[(1, 311083020), (2, 155541510), (3, 103694340), (4, 77770755), (5, 62216604), (6, 51847170), (9, 34564780), (10, 31108302), (12, 25923585), (15, 20738868), (18, 17282390), (20, 15554151), (30, 10369434), (36, 8641195), (45, 6912956), (60, 5184717), (90, 3456478), (180, 1728239), (1201, 259020), (1439, 216180), (2402, 129510), (2878, 108090), (3603, 86340), (4317, 72060), (4804, 64755), (5756, 54045), (6005, 51804), (7195, 43236), (7206, 43170), (8634, 36030), (10809, 28780), (12010, 25902), (12951, 24020), (14390, 21618), (14412, 21585), (17268, 18015)]