210818610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 561600000

約数和(自身を除く): 350781390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 149, 158, 199, 237, 298, 395, 398, 447, 474, 597, 711, 745, 790, 894, 995, 1185, 1194, 1341, 1422, 1490, 1791, 1990, 2235, 2370, 2682, 2985, 3555, 3582, 4470, 5970, 6705, 7110, 8955, 11771, 13410, 15721, 17910, 23542, 29651, 31442, 35313, 47163, 58855, 59302, 70626, 78605, 88953, 94326, 105939, 117710, 141489, 148255, 157210, 176565, 177906, 211878, 235815, 266859, 282978, 296510, 353130, 444765, 471630, 529695, 533718, 707445, 889530, 1059390, 1334295, 1414890, 2342429, 2668590, 4684858, 7027287, 11712145, 14054574, 21081861, 23424290, 35136435, 42163722, 70272870, 105409305, 210818610]

約数ペア:

[(1, 210818610), (2, 105409305), (3, 70272870), (5, 42163722), (6, 35136435), (9, 23424290), (10, 21081861), (15, 14054574), (18, 11712145), (30, 7027287), (45, 4684858), (79, 2668590), (90, 2342429), (149, 1414890), (158, 1334295), (199, 1059390), (237, 889530), (298, 707445), (395, 533718), (398, 529695), (447, 471630), (474, 444765), (597, 353130), (711, 296510), (745, 282978), (790, 266859), (894, 235815), (995, 211878), (1185, 177906), (1194, 176565), (1341, 157210), (1422, 148255), (1490, 141489), (1791, 117710), (1990, 105939), (2235, 94326), (2370, 88953), (2682, 78605), (2985, 70626), (3555, 59302), (3582, 58855), (4470, 47163), (5970, 35313), (6705, 31442), (7110, 29651), (8955, 23542), (11771, 17910), (13410, 15721)]