515506640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2027}}^1$

素因数の和:2085

約数の個数: 120

約数和(自身を含む): 1389634272

約数和(自身を除く): 874127632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 289, 340, 374, 440, 578, 680, 748, 880, 935, 1156, 1360, 1445, 1496, 1870, 2027, 2312, 2890, 2992, 3179, 3740, 4054, 4624, 5780, 6358, 7480, 8108, 10135, 11560, 12716, 14960, 15895, 16216, 20270, 22297, 23120, 25432, 31790, 32432, 34459, 40540, 44594, 50864, 63580, 68918, 81080, 89188, 111485, 127160, 137836, 162160, 172295, 178376, 222970, 254320, 275672, 344590, 356752, 379049, 445940, 551344, 585803, 689180, 758098, 891880, 1171606, 1378360, 1516196, 1783760, 1895245, 2343212, 2756720, 2929015, 3032392, 3790490, 4686424, 5858030, 6064784, 6443833, 7580980, 9372848, 11716060, 12887666, 15161960, 23432120, 25775332, 30323920, 32219165, 46864240, 51550664, 64438330, 103101328, 128876660, 257753320, 515506640]

約数ペア:

[(1, 515506640), (2, 257753320), (4, 128876660), (5, 103101328), (8, 64438330), (10, 51550664), (11, 46864240), (16, 32219165), (17, 30323920), (20, 25775332), (22, 23432120), (34, 15161960), (40, 12887666), (44, 11716060), (55, 9372848), (68, 7580980), (80, 6443833), (85, 6064784), (88, 5858030), (110, 4686424), (136, 3790490), (170, 3032392), (176, 2929015), (187, 2756720), (220, 2343212), (272, 1895245), (289, 1783760), (340, 1516196), (374, 1378360), (440, 1171606), (578, 891880), (680, 758098), (748, 689180), (880, 585803), (935, 551344), (1156, 445940), (1360, 379049), (1445, 356752), (1496, 344590), (1870, 275672), (2027, 254320), (2312, 222970), (2890, 178376), (2992, 172295), (3179, 162160), (3740, 137836), (4054, 127160), (4624, 111485), (5780, 89188), (6358, 81080), (7480, 68918), (8108, 63580), (10135, 50864), (11560, 44594), (12716, 40540), (14960, 34459), (15895, 32432), (16216, 31790), (20270, 25432), (22297, 23120)]