47534220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1459}}^1$

素因数の和:1655

約数の個数: 72

約数和(自身を含む): 145083120

約数和(自身を除く): 97548900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1459, 1629, 1810, 2172, 2715, 2918, 3258, 3620, 4377, 5430, 5836, 6516, 7295, 8145, 8754, 10860, 13131, 14590, 16290, 17508, 21885, 26262, 29180, 32580, 43770, 52524, 65655, 87540, 131310, 262620, 264079, 528158, 792237, 1056316, 1320395, 1584474, 2376711, 2640790, 3168948, 3961185, 4753422, 5281580, 7922370, 9506844, 11883555, 15844740, 23767110, 47534220]

約数ペア:

[(1, 47534220), (2, 23767110), (3, 15844740), (4, 11883555), (5, 9506844), (6, 7922370), (9, 5281580), (10, 4753422), (12, 3961185), (15, 3168948), (18, 2640790), (20, 2376711), (30, 1584474), (36, 1320395), (45, 1056316), (60, 792237), (90, 528158), (180, 264079), (181, 262620), (362, 131310), (543, 87540), (724, 65655), (905, 52524), (1086, 43770), (1459, 32580), (1629, 29180), (1810, 26262), (2172, 21885), (2715, 17508), (2918, 16290), (3258, 14590), (3620, 13131), (4377, 10860), (5430, 8754), (5836, 8145), (6516, 7295)]