254407680

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{5521}}^1$

素因数の和:5552

約数の個数: 132

約数和(自身を含む): 881675652

約数和(自身を除く): 627267972

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5521, 5760, 7680, 9216, 11042, 11520, 15360, 16563, 22084, 23040, 27605, 33126, 44168, 46080, 49689, 55210, 66252, 82815, 88336, 99378, 110420, 132504, 165630, 176672, 198756, 220840, 248445, 265008, 331260, 353344, 397512, 441680, 496890, 530016, 662520, 706688, 795024, 883360, 993780, 1060032, 1325040, 1413376, 1590048, 1766720, 1987560, 2120064, 2650080, 2826752, 3180096, 3533440, 3975120, 4240128, 5300160, 5653504, 6360192, 7066880, 7950240, 8480256, 10600320, 12720384, 14133760, 15900480, 16960512, 21200640, 25440768, 28267520, 31800960, 42401280, 50881536, 63601920, 84802560, 127203840, 254407680]

約数ペア:

[(1, 254407680), (2, 127203840), (3, 84802560), (4, 63601920), (5, 50881536), (6, 42401280), (8, 31800960), (9, 28267520), (10, 25440768), (12, 21200640), (15, 16960512), (16, 15900480), (18, 14133760), (20, 12720384), (24, 10600320), (30, 8480256), (32, 7950240), (36, 7066880), (40, 6360192), (45, 5653504), (48, 5300160), (60, 4240128), (64, 3975120), (72, 3533440), (80, 3180096), (90, 2826752), (96, 2650080), (120, 2120064), (128, 1987560), (144, 1766720), (160, 1590048), (180, 1413376), (192, 1325040), (240, 1060032), (256, 993780), (288, 883360), (320, 795024), (360, 706688), (384, 662520), (480, 530016), (512, 496890), (576, 441680), (640, 397512), (720, 353344), (768, 331260), (960, 265008), (1024, 248445), (1152, 220840), (1280, 198756), (1440, 176672), (1536, 165630), (1920, 132504), (2304, 110420), (2560, 99378), (2880, 88336), (3072, 82815), (3840, 66252), (4608, 55210), (5120, 49689), (5521, 46080), (5760, 44168), (7680, 33126), (9216, 27605), (11042, 23040), (11520, 22084), (15360, 16563)]