1851718140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{10979}}^1$

素因数の和:11931

約数の個数: 72

約数和(自身を含む): 5623385040

約数和(自身を除く): 3771666900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 937, 1874, 2811, 3748, 4685, 5622, 8433, 9370, 10979, 11244, 14055, 16866, 18740, 21958, 28110, 32937, 33732, 42165, 43916, 54895, 56220, 65874, 84330, 98811, 109790, 131748, 164685, 168660, 197622, 219580, 329370, 395244, 494055, 658740, 988110, 1976220, 10287323, 20574646, 30861969, 41149292, 51436615, 61723938, 92585907, 102873230, 123447876, 154309845, 185171814, 205746460, 308619690, 370343628, 462929535, 617239380, 925859070, 1851718140]

約数ペア:

[(1, 1851718140), (2, 925859070), (3, 617239380), (4, 462929535), (5, 370343628), (6, 308619690), (9, 205746460), (10, 185171814), (12, 154309845), (15, 123447876), (18, 102873230), (20, 92585907), (30, 61723938), (36, 51436615), (45, 41149292), (60, 30861969), (90, 20574646), (180, 10287323), (937, 1976220), (1874, 988110), (2811, 658740), (3748, 494055), (4685, 395244), (5622, 329370), (8433, 219580), (9370, 197622), (10979, 168660), (11244, 164685), (14055, 131748), (16866, 109790), (18740, 98811), (21958, 84330), (28110, 65874), (32937, 56220), (33732, 54895), (42165, 43916)]