71417720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{193}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 182491920

約数和(自身を除く): 111074200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 193, 220, 232, 290, 319, 386, 440, 580, 638, 772, 841, 965, 1160, 1276, 1544, 1595, 1682, 1930, 2123, 2552, 3190, 3364, 3860, 4205, 4246, 5597, 6380, 6728, 7720, 8410, 8492, 9251, 10615, 11194, 12760, 16820, 16984, 18502, 21230, 22388, 27985, 33640, 37004, 42460, 44776, 46255, 55970, 61567, 74008, 84920, 92510, 111940, 123134, 162313, 185020, 223880, 246268, 307835, 324626, 370040, 492536, 615670, 649252, 811565, 1231340, 1298504, 1623130, 1785443, 2462680, 3246260, 3570886, 6492520, 7141772, 8927215, 14283544, 17854430, 35708860, 71417720]

約数ペア:

[(1, 71417720), (2, 35708860), (4, 17854430), (5, 14283544), (8, 8927215), (10, 7141772), (11, 6492520), (20, 3570886), (22, 3246260), (29, 2462680), (40, 1785443), (44, 1623130), (55, 1298504), (58, 1231340), (88, 811565), (110, 649252), (116, 615670), (145, 492536), (193, 370040), (220, 324626), (232, 307835), (290, 246268), (319, 223880), (386, 185020), (440, 162313), (580, 123134), (638, 111940), (772, 92510), (841, 84920), (965, 74008), (1160, 61567), (1276, 55970), (1544, 46255), (1595, 44776), (1682, 42460), (1930, 37004), (2123, 33640), (2552, 27985), (3190, 22388), (3364, 21230), (3860, 18502), (4205, 16984), (4246, 16820), (5597, 12760), (6380, 11194), (6728, 10615), (7720, 9251), (8410, 8492)]