344128640

素因数分解:

$2^7\times 5^1\times {\mathrm{547}}^1\times {\mathrm{983}}^1$

素因数の和:1549

約数の個数: 64

約数和(自身を含む): 825024960

約数和(自身を除く): 480896320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 547, 640, 983, 1094, 1966, 2188, 2735, 3932, 4376, 4915, 5470, 7864, 8752, 9830, 10940, 15728, 17504, 19660, 21880, 31456, 35008, 39320, 43760, 62912, 70016, 78640, 87520, 125824, 157280, 175040, 314560, 350080, 537701, 629120, 1075402, 2150804, 2688505, 4301608, 5377010, 8603216, 10754020, 17206432, 21508040, 34412864, 43016080, 68825728, 86032160, 172064320, 344128640]

約数ペア:

[(1, 344128640), (2, 172064320), (4, 86032160), (5, 68825728), (8, 43016080), (10, 34412864), (16, 21508040), (20, 17206432), (32, 10754020), (40, 8603216), (64, 5377010), (80, 4301608), (128, 2688505), (160, 2150804), (320, 1075402), (547, 629120), (640, 537701), (983, 350080), (1094, 314560), (1966, 175040), (2188, 157280), (2735, 125824), (3932, 87520), (4376, 78640), (4915, 70016), (5470, 62912), (7864, 43760), (8752, 39320), (9830, 35008), (10940, 31456), (15728, 21880), (17504, 19660)]