638607360

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{5197}}^1$

素因数の和:5231

約数の個数: 112

約数和(自身を含む): 2043812016

約数和(自身を除く): 1405204656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 4096, 5120, 5197, 6144, 7680, 8192, 10240, 10394, 12288, 15360, 15591, 20480, 20788, 24576, 25985, 30720, 31182, 40960, 41576, 51970, 61440, 62364, 77955, 83152, 103940, 122880, 124728, 155910, 166304, 207880, 249456, 311820, 332608, 415760, 498912, 623640, 665216, 831520, 997824, 1247280, 1330432, 1663040, 1995648, 2494560, 2660864, 3326080, 3991296, 4989120, 5321728, 6652160, 7982592, 9978240, 10643456, 13304320, 15965184, 19956480, 21286912, 26608640, 31930368, 39912960, 42573824, 53217280, 63860736, 79825920, 106434560, 127721472, 159651840, 212869120, 319303680, 638607360]

約数ペア:

[(1, 638607360), (2, 319303680), (3, 212869120), (4, 159651840), (5, 127721472), (6, 106434560), (8, 79825920), (10, 63860736), (12, 53217280), (15, 42573824), (16, 39912960), (20, 31930368), (24, 26608640), (30, 21286912), (32, 19956480), (40, 15965184), (48, 13304320), (60, 10643456), (64, 9978240), (80, 7982592), (96, 6652160), (120, 5321728), (128, 4989120), (160, 3991296), (192, 3326080), (240, 2660864), (256, 2494560), (320, 1995648), (384, 1663040), (480, 1330432), (512, 1247280), (640, 997824), (768, 831520), (960, 665216), (1024, 623640), (1280, 498912), (1536, 415760), (1920, 332608), (2048, 311820), (2560, 249456), (3072, 207880), (3840, 166304), (4096, 155910), (5120, 124728), (5197, 122880), (6144, 103940), (7680, 83152), (8192, 77955), (10240, 62364), (10394, 61440), (12288, 51970), (15360, 41576), (15591, 40960), (20480, 31182), (20788, 30720), (24576, 25985)]