20788391070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{34511}}^1$

素因数の和:34647

約数の個数: 128

約数和(自身を含む): 58444001280

約数和(自身を除く): 37655610210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 97, 115, 135, 138, 194, 207, 230, 270, 291, 345, 414, 485, 582, 621, 690, 873, 970, 1035, 1242, 1455, 1746, 2070, 2231, 2619, 2910, 3105, 4365, 4462, 5238, 6210, 6693, 8730, 11155, 13095, 13386, 20079, 22310, 26190, 33465, 34511, 40158, 60237, 66930, 69022, 100395, 103533, 120474, 172555, 200790, 207066, 301185, 310599, 345110, 517665, 602370, 621198, 793753, 931797, 1035330, 1552995, 1587506, 1863594, 2381259, 3105990, 3347567, 3968765, 4658985, 4762518, 6695134, 7143777, 7937530, 9317970, 10042701, 11906295, 14287554, 16737835, 20085402, 21431331, 23812590, 30128103, 33475670, 35718885, 42862662, 50213505, 60256206, 71437770, 76994041, 90384309, 100427010, 107156655, 150640515, 153988082, 180768618, 214313310, 230982123, 301281030, 384970205, 451921545, 461964246, 692946369, 769940410, 903843090, 1154910615, 1385892738, 2078839107, 2309821230, 3464731845, 4157678214, 6929463690, 10394195535, 20788391070]

約数ペア:

[(1, 20788391070), (2, 10394195535), (3, 6929463690), (5, 4157678214), (6, 3464731845), (9, 2309821230), (10, 2078839107), (15, 1385892738), (18, 1154910615), (23, 903843090), (27, 769940410), (30, 692946369), (45, 461964246), (46, 451921545), (54, 384970205), (69, 301281030), (90, 230982123), (97, 214313310), (115, 180768618), (135, 153988082), (138, 150640515), (194, 107156655), (207, 100427010), (230, 90384309), (270, 76994041), (291, 71437770), (345, 60256206), (414, 50213505), (485, 42862662), (582, 35718885), (621, 33475670), (690, 30128103), (873, 23812590), (970, 21431331), (1035, 20085402), (1242, 16737835), (1455, 14287554), (1746, 11906295), (2070, 10042701), (2231, 9317970), (2619, 7937530), (2910, 7143777), (3105, 6695134), (4365, 4762518), (4462, 4658985), (5238, 3968765), (6210, 3347567), (6693, 3105990), (8730, 2381259), (11155, 1863594), (13095, 1587506), (13386, 1552995), (20079, 1035330), (22310, 931797), (26190, 793753), (33465, 621198), (34511, 602370), (40158, 517665), (60237, 345110), (66930, 310599), (69022, 301185), (100395, 207066), (103533, 200790), (120474, 172555)]