888964720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{69019}}^1$

素因数の和:69062

約数の個数: 80

約数和(自身を含む): 2464842240

約数和(自身を除く): 1575877520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 69019, 138038, 276076, 345095, 483133, 552152, 690190, 966266, 1104304, 1380380, 1587437, 1932532, 2415665, 2760760, 3174874, 3865064, 4831330, 5521520, 6349748, 7730128, 7937185, 9662660, 11112059, 12699496, 15874370, 19325320, 22224118, 25398992, 31748740, 38650640, 44448236, 55560295, 63497480, 88896472, 111120590, 126994960, 177792944, 222241180, 444482360, 888964720]

約数ペア:

[(1, 888964720), (2, 444482360), (4, 222241180), (5, 177792944), (7, 126994960), (8, 111120590), (10, 88896472), (14, 63497480), (16, 55560295), (20, 44448236), (23, 38650640), (28, 31748740), (35, 25398992), (40, 22224118), (46, 19325320), (56, 15874370), (70, 12699496), (80, 11112059), (92, 9662660), (112, 7937185), (115, 7730128), (140, 6349748), (161, 5521520), (184, 4831330), (230, 3865064), (280, 3174874), (322, 2760760), (368, 2415665), (460, 1932532), (560, 1587437), (644, 1380380), (805, 1104304), (920, 966266), (1288, 690190), (1610, 552152), (1840, 483133), (2576, 345095), (3220, 276076), (6440, 138038), (12880, 69019)]