252377820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1459}}^1$

素因数の和:1536

約数の個数: 108

約数和(自身を含む): 791579880

約数和(自身を除く): 539202060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 961, 1116, 1395, 1459, 1860, 1922, 2790, 2883, 2918, 3844, 4377, 4805, 5580, 5766, 5836, 7295, 8649, 8754, 9610, 11532, 13131, 14415, 14590, 17298, 17508, 19220, 21885, 26262, 28830, 29180, 34596, 43245, 43770, 45229, 52524, 57660, 65655, 86490, 87540, 90458, 131310, 135687, 172980, 180916, 226145, 262620, 271374, 407061, 452290, 542748, 678435, 814122, 904580, 1356870, 1402099, 1628244, 2035305, 2713740, 2804198, 4070610, 4206297, 5608396, 7010495, 8141220, 8412594, 12618891, 14020990, 16825188, 21031485, 25237782, 28041980, 42062970, 50475564, 63094455, 84125940, 126188910, 252377820]

約数ペア:

[(1, 252377820), (2, 126188910), (3, 84125940), (4, 63094455), (5, 50475564), (6, 42062970), (9, 28041980), (10, 25237782), (12, 21031485), (15, 16825188), (18, 14020990), (20, 12618891), (30, 8412594), (31, 8141220), (36, 7010495), (45, 5608396), (60, 4206297), (62, 4070610), (90, 2804198), (93, 2713740), (124, 2035305), (155, 1628244), (180, 1402099), (186, 1356870), (279, 904580), (310, 814122), (372, 678435), (465, 542748), (558, 452290), (620, 407061), (930, 271374), (961, 262620), (1116, 226145), (1395, 180916), (1459, 172980), (1860, 135687), (1922, 131310), (2790, 90458), (2883, 87540), (2918, 86490), (3844, 65655), (4377, 57660), (4805, 52524), (5580, 45229), (5766, 43770), (5836, 43245), (7295, 34596), (8649, 29180), (8754, 28830), (9610, 26262), (11532, 21885), (13131, 19220), (14415, 17508), (14590, 17298)]