68406555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2017}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 139484160

約数和(自身を除く): 71077605

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 51, 57, 85, 95, 105, 119, 133, 255, 285, 323, 357, 399, 595, 665, 969, 1615, 1785, 1995, 2017, 2261, 4845, 6051, 6783, 10085, 11305, 14119, 30255, 33915, 34289, 38323, 42357, 70595, 102867, 114969, 171445, 191615, 211785, 240023, 268261, 514335, 574845, 651491, 720069, 804783, 1200115, 1341305, 1954473, 3257455, 3600345, 4023915, 4560437, 9772365, 13681311, 22802185, 68406555]

約数ペア:

[(1, 68406555), (3, 22802185), (5, 13681311), (7, 9772365), (15, 4560437), (17, 4023915), (19, 3600345), (21, 3257455), (35, 1954473), (51, 1341305), (57, 1200115), (85, 804783), (95, 720069), (105, 651491), (119, 574845), (133, 514335), (255, 268261), (285, 240023), (323, 211785), (357, 191615), (399, 171445), (595, 114969), (665, 102867), (969, 70595), (1615, 42357), (1785, 38323), (1995, 34289), (2017, 33915), (2261, 30255), (4845, 14119), (6051, 11305), (6783, 10085)]