42717220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:522

約数の個数: 96

約数和(自身を含む): 112896000

約数和(自身を除く): 70178780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 343, 364, 455, 479, 490, 637, 686, 910, 958, 980, 1274, 1372, 1715, 1820, 1916, 2395, 2548, 3185, 3353, 3430, 4459, 4790, 6227, 6370, 6706, 6860, 8918, 9580, 12454, 12740, 13412, 16765, 17836, 22295, 23471, 24908, 31135, 33530, 43589, 44590, 46942, 62270, 67060, 87178, 89180, 93884, 117355, 124540, 164297, 174356, 217945, 234710, 305123, 328594, 435890, 469420, 610246, 657188, 821485, 871780, 1220492, 1525615, 1642970, 2135861, 3051230, 3285940, 4271722, 6102460, 8543444, 10679305, 21358610, 42717220]

約数ペア:

[(1, 42717220), (2, 21358610), (4, 10679305), (5, 8543444), (7, 6102460), (10, 4271722), (13, 3285940), (14, 3051230), (20, 2135861), (26, 1642970), (28, 1525615), (35, 1220492), (49, 871780), (52, 821485), (65, 657188), (70, 610246), (91, 469420), (98, 435890), (130, 328594), (140, 305123), (182, 234710), (196, 217945), (245, 174356), (260, 164297), (343, 124540), (364, 117355), (455, 93884), (479, 89180), (490, 87178), (637, 67060), (686, 62270), (910, 46942), (958, 44590), (980, 43589), (1274, 33530), (1372, 31135), (1715, 24908), (1820, 23471), (1916, 22295), (2395, 17836), (2548, 16765), (3185, 13412), (3353, 12740), (3430, 12454), (4459, 9580), (4790, 8918), (6227, 6860), (6370, 6706)]