207780521260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{7057}}^1$

素因数の和:7404

約数の個数: 144

約数和(自身を含む): 489532038912

約数和(自身を除く): 281751517652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 260, 281, 310, 338, 403, 562, 620, 676, 806, 845, 1124, 1405, 1612, 1690, 2015, 2810, 3380, 3653, 4030, 5239, 5620, 7057, 7306, 8060, 8711, 10478, 14114, 14612, 17422, 18265, 20956, 26195, 28228, 34844, 35285, 36530, 43555, 47489, 52390, 70570, 73060, 87110, 91741, 94978, 104780, 113243, 141140, 174220, 183482, 189956, 218767, 226486, 237445, 366964, 437534, 452972, 458705, 474890, 566215, 875068, 917410, 949780, 1093835, 1132430, 1192633, 1472159, 1834820, 1983017, 2187670, 2264860, 2385266, 2843971, 2944318, 3966034, 4375340, 4770532, 5687942, 5888636, 5963165, 7360795, 7932068, 9915085, 11375884, 11926330, 14219855, 14721590, 19830170, 23852660, 25779221, 28439710, 29443180, 36971623, 39660340, 51558442, 56879420, 61473527, 73943246, 103116884, 122947054, 128896105, 147886492, 184858115, 245894108, 257792210, 307367635, 335129873, 369716230, 515584420, 614735270, 670259746, 739432460, 799155851, 1229470540, 1340519492, 1598311702, 1675649365, 3196623404, 3351298730, 3995779255, 6702597460, 7991558510, 10389026063, 15983117020, 20778052126, 41556104252, 51945130315, 103890260630, 207780521260]

約数ペア:

[(1, 207780521260), (2, 103890260630), (4, 51945130315), (5, 41556104252), (10, 20778052126), (13, 15983117020), (20, 10389026063), (26, 7991558510), (31, 6702597460), (52, 3995779255), (62, 3351298730), (65, 3196623404), (124, 1675649365), (130, 1598311702), (155, 1340519492), (169, 1229470540), (260, 799155851), (281, 739432460), (310, 670259746), (338, 614735270), (403, 515584420), (562, 369716230), (620, 335129873), (676, 307367635), (806, 257792210), (845, 245894108), (1124, 184858115), (1405, 147886492), (1612, 128896105), (1690, 122947054), (2015, 103116884), (2810, 73943246), (3380, 61473527), (3653, 56879420), (4030, 51558442), (5239, 39660340), (5620, 36971623), (7057, 29443180), (7306, 28439710), (8060, 25779221), (8711, 23852660), (10478, 19830170), (14114, 14721590), (14612, 14219855), (17422, 11926330), (18265, 11375884), (20956, 9915085), (26195, 7932068), (28228, 7360795), (34844, 5963165), (35285, 5888636), (36530, 5687942), (43555, 4770532), (47489, 4375340), (52390, 3966034), (70570, 2944318), (73060, 2843971), (87110, 2385266), (91741, 2264860), (94978, 2187670), (104780, 1983017), (113243, 1834820), (141140, 1472159), (174220, 1192633), (183482, 1132430), (189956, 1093835), (218767, 949780), (226486, 917410), (237445, 875068), (366964, 566215), (437534, 474890), (452972, 458705)]