66707480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12539}}^1$

素因数の和:12576

約数の個数: 64

約数和(自身を含む): 180576000

約数和(自身を除く): 113868520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 12539, 25078, 50156, 62695, 87773, 100312, 125390, 175546, 238241, 250780, 351092, 438865, 476482, 501560, 702184, 877730, 952964, 1191205, 1667687, 1755460, 1905928, 2382410, 3335374, 3510920, 4764820, 6670748, 8338435, 9529640, 13341496, 16676870, 33353740, 66707480]

約数ペア:

[(1, 66707480), (2, 33353740), (4, 16676870), (5, 13341496), (7, 9529640), (8, 8338435), (10, 6670748), (14, 4764820), (19, 3510920), (20, 3335374), (28, 2382410), (35, 1905928), (38, 1755460), (40, 1667687), (56, 1191205), (70, 952964), (76, 877730), (95, 702184), (133, 501560), (140, 476482), (152, 438865), (190, 351092), (266, 250780), (280, 238241), (380, 175546), (532, 125390), (665, 100312), (760, 87773), (1064, 62695), (1330, 50156), (2660, 25078), (5320, 12539)]