218915328

素因数分解:

$2^9\times 3^1\times {\mathrm{359}}^1\times {\mathrm{397}}^1$

素因数の和:777

約数の個数: 80

約数和(自身を含む): 586301760

約数和(自身を除く): 367386432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 359, 384, 397, 512, 718, 768, 794, 1077, 1191, 1436, 1536, 1588, 2154, 2382, 2872, 3176, 4308, 4764, 5744, 6352, 8616, 9528, 11488, 12704, 17232, 19056, 22976, 25408, 34464, 38112, 45952, 50816, 68928, 76224, 91904, 101632, 137856, 142523, 152448, 183808, 203264, 275712, 285046, 304896, 427569, 551424, 570092, 609792, 855138, 1140184, 1710276, 2280368, 3420552, 4560736, 6841104, 9121472, 13682208, 18242944, 27364416, 36485888, 54728832, 72971776, 109457664, 218915328]

約数ペア:

[(1, 218915328), (2, 109457664), (3, 72971776), (4, 54728832), (6, 36485888), (8, 27364416), (12, 18242944), (16, 13682208), (24, 9121472), (32, 6841104), (48, 4560736), (64, 3420552), (96, 2280368), (128, 1710276), (192, 1140184), (256, 855138), (359, 609792), (384, 570092), (397, 551424), (512, 427569), (718, 304896), (768, 285046), (794, 275712), (1077, 203264), (1191, 183808), (1436, 152448), (1536, 142523), (1588, 137856), (2154, 101632), (2382, 91904), (2872, 76224), (3176, 68928), (4308, 50816), (4764, 45952), (5744, 38112), (6352, 34464), (8616, 25408), (9528, 22976), (11488, 19056), (12704, 17232)]