261638910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24847}}^1$

素因数の和:24879

約数の個数: 80

約数和(自身を含む): 757665216

約数和(自身を除く): 496026306

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 10530, 24847, 49694, 74541, 124235, 149082, 223623, 248470, 323011, 372705, 447246, 646022, 670869, 745410, 969033, 1118115, 1341738, 1615055, 1938066, 2012607, 2236230, 2907099, 3230110, 3354345, 4025214, 4845165, 5814198, 6708690, 8721297, 9690330, 10063035, 14535495, 17442594, 20126070, 26163891, 29070990, 43606485, 52327782, 87212970, 130819455, 261638910]

約数ペア:

[(1, 261638910), (2, 130819455), (3, 87212970), (5, 52327782), (6, 43606485), (9, 29070990), (10, 26163891), (13, 20126070), (15, 17442594), (18, 14535495), (26, 10063035), (27, 9690330), (30, 8721297), (39, 6708690), (45, 5814198), (54, 4845165), (65, 4025214), (78, 3354345), (81, 3230110), (90, 2907099), (117, 2236230), (130, 2012607), (135, 1938066), (162, 1615055), (195, 1341738), (234, 1118115), (270, 969033), (351, 745410), (390, 670869), (405, 646022), (585, 447246), (702, 372705), (810, 323011), (1053, 248470), (1170, 223623), (1755, 149082), (2106, 124235), (3510, 74541), (5265, 49694), (10530, 24847)]