201718823020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{160663}}^1$

素因数の和:161135

約数の個数: 96

約数和(自身を含む): 498803880960

約数和(自身を除く): 297085057940

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 439, 572, 715, 878, 1430, 1756, 2195, 2860, 4390, 4829, 5707, 8780, 9658, 11414, 19316, 22828, 24145, 28535, 48290, 57070, 62777, 96580, 114140, 125554, 160663, 251108, 313885, 321326, 627770, 642652, 803315, 1255540, 1606630, 1767293, 2088619, 3213260, 3534586, 4177238, 7069172, 8354476, 8836465, 10443095, 17672930, 20886190, 22974809, 35345860, 41772380, 45949618, 70531057, 91899236, 114874045, 141062114, 229748090, 282124228, 352655285, 459496180, 705310570, 775841627, 916903741, 1410621140, 1551683254, 1833807482, 3103366508, 3667614964, 3879208135, 4584518705, 7758416270, 9169037410, 10085941151, 15516832540, 18338074820, 20171882302, 40343764604, 50429705755, 100859411510, 201718823020]

約数ペア:

[(1, 201718823020), (2, 100859411510), (4, 50429705755), (5, 40343764604), (10, 20171882302), (11, 18338074820), (13, 15516832540), (20, 10085941151), (22, 9169037410), (26, 7758416270), (44, 4584518705), (52, 3879208135), (55, 3667614964), (65, 3103366508), (110, 1833807482), (130, 1551683254), (143, 1410621140), (220, 916903741), (260, 775841627), (286, 705310570), (439, 459496180), (572, 352655285), (715, 282124228), (878, 229748090), (1430, 141062114), (1756, 114874045), (2195, 91899236), (2860, 70531057), (4390, 45949618), (4829, 41772380), (5707, 35345860), (8780, 22974809), (9658, 20886190), (11414, 17672930), (19316, 10443095), (22828, 8836465), (24145, 8354476), (28535, 7069172), (48290, 4177238), (57070, 3534586), (62777, 3213260), (96580, 2088619), (114140, 1767293), (125554, 1606630), (160663, 1255540), (251108, 803315), (313885, 642652), (321326, 627770)]