69180980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 166053888

約数和(自身を除く): 96872908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 71, 86, 103, 110, 142, 172, 206, 215, 220, 284, 355, 412, 430, 473, 515, 710, 781, 860, 946, 1030, 1133, 1420, 1562, 1892, 2060, 2266, 2365, 3053, 3124, 3905, 4429, 4532, 4730, 5665, 6106, 7313, 7810, 8858, 9460, 11330, 12212, 14626, 15265, 15620, 17716, 22145, 22660, 29252, 30530, 33583, 36565, 44290, 48719, 61060, 67166, 73130, 80443, 88580, 97438, 134332, 146260, 160886, 167915, 194876, 243595, 314459, 321772, 335830, 402215, 487190, 628918, 671660, 804430, 974380, 1257836, 1572295, 1608860, 3144590, 3459049, 6289180, 6918098, 13836196, 17295245, 34590490, 69180980]

約数ペア:

[(1, 69180980), (2, 34590490), (4, 17295245), (5, 13836196), (10, 6918098), (11, 6289180), (20, 3459049), (22, 3144590), (43, 1608860), (44, 1572295), (55, 1257836), (71, 974380), (86, 804430), (103, 671660), (110, 628918), (142, 487190), (172, 402215), (206, 335830), (215, 321772), (220, 314459), (284, 243595), (355, 194876), (412, 167915), (430, 160886), (473, 146260), (515, 134332), (710, 97438), (781, 88580), (860, 80443), (946, 73130), (1030, 67166), (1133, 61060), (1420, 48719), (1562, 44290), (1892, 36565), (2060, 33583), (2266, 30530), (2365, 29252), (3053, 22660), (3124, 22145), (3905, 17716), (4429, 15620), (4532, 15265), (4730, 14626), (5665, 12212), (6106, 11330), (7313, 9460), (7810, 8858)]