140981470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1877}}^1$

素因数の和:1957

約数の個数: 64

約数和(自身を含む): 308292480

約数和(自身を除く): 167311010

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 37, 58, 70, 74, 145, 185, 203, 259, 290, 370, 406, 518, 1015, 1073, 1295, 1877, 2030, 2146, 2590, 3754, 5365, 7511, 9385, 10730, 13139, 15022, 18770, 26278, 37555, 54433, 65695, 69449, 75110, 108866, 131390, 138898, 272165, 347245, 381031, 486143, 544330, 694490, 762062, 972286, 1905155, 2014021, 2430715, 3810310, 4028042, 4861430, 10070105, 14098147, 20140210, 28196294, 70490735, 140981470]

約数ペア:

[(1, 140981470), (2, 70490735), (5, 28196294), (7, 20140210), (10, 14098147), (14, 10070105), (29, 4861430), (35, 4028042), (37, 3810310), (58, 2430715), (70, 2014021), (74, 1905155), (145, 972286), (185, 762062), (203, 694490), (259, 544330), (290, 486143), (370, 381031), (406, 347245), (518, 272165), (1015, 138898), (1073, 131390), (1295, 108866), (1877, 75110), (2030, 69449), (2146, 65695), (2590, 54433), (3754, 37555), (5365, 26278), (7511, 18770), (9385, 15022), (10730, 13139)]