81011448

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:562

約数の個数: 128

約数和(自身を含む): 259776000

約数和(自身を除く): 178764552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 131, 168, 189, 216, 252, 262, 378, 393, 409, 504, 524, 756, 786, 818, 917, 1048, 1179, 1227, 1512, 1572, 1636, 1834, 2358, 2454, 2751, 2863, 3144, 3272, 3537, 3668, 3681, 4716, 4908, 5502, 5726, 7074, 7336, 7362, 8253, 8589, 9432, 9816, 11004, 11043, 11452, 14148, 14724, 16506, 17178, 22008, 22086, 22904, 24759, 25767, 28296, 29448, 33012, 34356, 44172, 49518, 51534, 53579, 66024, 68712, 77301, 88344, 99036, 103068, 107158, 154602, 160737, 198072, 206136, 214316, 309204, 321474, 375053, 428632, 482211, 618408, 642948, 750106, 964422, 1125159, 1285896, 1446633, 1500212, 1928844, 2250318, 2893266, 3000424, 3375477, 3857688, 4500636, 5786532, 6750954, 9001272, 10126431, 11573064, 13501908, 20252862, 27003816, 40505724, 81011448]

約数ペア:

[(1, 81011448), (2, 40505724), (3, 27003816), (4, 20252862), (6, 13501908), (7, 11573064), (8, 10126431), (9, 9001272), (12, 6750954), (14, 5786532), (18, 4500636), (21, 3857688), (24, 3375477), (27, 3000424), (28, 2893266), (36, 2250318), (42, 1928844), (54, 1500212), (56, 1446633), (63, 1285896), (72, 1125159), (84, 964422), (108, 750106), (126, 642948), (131, 618408), (168, 482211), (189, 428632), (216, 375053), (252, 321474), (262, 309204), (378, 214316), (393, 206136), (409, 198072), (504, 160737), (524, 154602), (756, 107158), (786, 103068), (818, 99036), (917, 88344), (1048, 77301), (1179, 68712), (1227, 66024), (1512, 53579), (1572, 51534), (1636, 49518), (1834, 44172), (2358, 34356), (2454, 33012), (2751, 29448), (2863, 28296), (3144, 25767), (3272, 24759), (3537, 22904), (3668, 22086), (3681, 22008), (4716, 17178), (4908, 16506), (5502, 14724), (5726, 14148), (7074, 11452), (7336, 11043), (7362, 11004), (8253, 9816), (8589, 9432)]