212538368

素因数分解:

$2^{10}\times 7^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 88

約数和(自身を含む): 491280000

約数和(自身を除く): 278741632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 149, 199, 224, 256, 298, 398, 448, 512, 596, 796, 896, 1024, 1043, 1192, 1393, 1592, 1792, 2086, 2384, 2786, 3184, 3584, 4172, 4768, 5572, 6368, 7168, 8344, 9536, 11144, 12736, 16688, 19072, 22288, 25472, 29651, 33376, 38144, 44576, 50944, 59302, 66752, 76288, 89152, 101888, 118604, 133504, 152576, 178304, 203776, 207557, 237208, 267008, 356608, 415114, 474416, 534016, 713216, 830228, 948832, 1068032, 1426432, 1660456, 1897664, 3320912, 3795328, 6641824, 7590656, 13283648, 15181312, 26567296, 30362624, 53134592, 106269184, 212538368]

約数ペア:

[(1, 212538368), (2, 106269184), (4, 53134592), (7, 30362624), (8, 26567296), (14, 15181312), (16, 13283648), (28, 7590656), (32, 6641824), (56, 3795328), (64, 3320912), (112, 1897664), (128, 1660456), (149, 1426432), (199, 1068032), (224, 948832), (256, 830228), (298, 713216), (398, 534016), (448, 474416), (512, 415114), (596, 356608), (796, 267008), (896, 237208), (1024, 207557), (1043, 203776), (1192, 178304), (1393, 152576), (1592, 133504), (1792, 118604), (2086, 101888), (2384, 89152), (2786, 76288), (3184, 66752), (3584, 59302), (4172, 50944), (4768, 44576), (5572, 38144), (6368, 33376), (7168, 29651), (8344, 25472), (9536, 22288), (11144, 19072), (12736, 16688)]