27917820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{22157}}^1$

素因数の和:22179

約数の個数: 72

約数和(自身を含む): 96786144

約数和(自身を除く): 68868324

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, 22157, 44314, 66471, 88628, 110785, 132942, 155099, 199413, 221570, 265884, 310198, 332355, 398826, 443140, 465297, 620396, 664710, 775495, 797652, 930594, 997065, 1329420, 1395891, 1550990, 1861188, 1994130, 2326485, 2791782, 3101980, 3988260, 4652970, 5583564, 6979455, 9305940, 13958910, 27917820]

約数ペア:

[(1, 27917820), (2, 13958910), (3, 9305940), (4, 6979455), (5, 5583564), (6, 4652970), (7, 3988260), (9, 3101980), (10, 2791782), (12, 2326485), (14, 1994130), (15, 1861188), (18, 1550990), (20, 1395891), (21, 1329420), (28, 997065), (30, 930594), (35, 797652), (36, 775495), (42, 664710), (45, 620396), (60, 465297), (63, 443140), (70, 398826), (84, 332355), (90, 310198), (105, 265884), (126, 221570), (140, 199413), (180, 155099), (210, 132942), (252, 110785), (315, 88628), (420, 66471), (630, 44314), (1260, 22157)]