248883840

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{4801}}^1$

素因数の和:4832

約数の個数: 160

約数和(自身を含む): 888994260

約数和(自身を除く): 640110420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 4801, 5184, 5760, 6480, 8640, 9602, 10368, 12960, 14403, 17280, 19204, 24005, 25920, 28806, 38408, 43209, 48010, 51840, 57612, 72015, 76816, 86418, 96020, 115224, 129627, 144030, 153632, 172836, 192040, 216045, 230448, 259254, 288060, 307264, 345672, 384080, 388881, 432090, 460896, 518508, 576120, 614528, 648135, 691344, 768160, 777762, 864180, 921792, 1037016, 1152240, 1296270, 1382688, 1536320, 1555524, 1728360, 1843584, 1944405, 2074032, 2304480, 2592540, 2765376, 3072640, 3111048, 3456720, 3888810, 4148064, 4608960, 5185080, 5530752, 6222096, 6913440, 7777620, 8296128, 9217920, 10370160, 12444192, 13826880, 15555240, 16592256, 20740320, 24888384, 27653760, 31110480, 41480640, 49776768, 62220960, 82961280, 124441920, 248883840]

約数ペア:

[(1, 248883840), (2, 124441920), (3, 82961280), (4, 62220960), (5, 49776768), (6, 41480640), (8, 31110480), (9, 27653760), (10, 24888384), (12, 20740320), (15, 16592256), (16, 15555240), (18, 13826880), (20, 12444192), (24, 10370160), (27, 9217920), (30, 8296128), (32, 7777620), (36, 6913440), (40, 6222096), (45, 5530752), (48, 5185080), (54, 4608960), (60, 4148064), (64, 3888810), (72, 3456720), (80, 3111048), (81, 3072640), (90, 2765376), (96, 2592540), (108, 2304480), (120, 2074032), (128, 1944405), (135, 1843584), (144, 1728360), (160, 1555524), (162, 1536320), (180, 1382688), (192, 1296270), (216, 1152240), (240, 1037016), (270, 921792), (288, 864180), (320, 777762), (324, 768160), (360, 691344), (384, 648135), (405, 614528), (432, 576120), (480, 518508), (540, 460896), (576, 432090), (640, 388881), (648, 384080), (720, 345672), (810, 307264), (864, 288060), (960, 259254), (1080, 230448), (1152, 216045), (1296, 192040), (1440, 172836), (1620, 153632), (1728, 144030), (1920, 129627), (2160, 115224), (2592, 96020), (2880, 86418), (3240, 76816), (3456, 72015), (4320, 57612), (4801, 51840), (5184, 48010), (5760, 43209), (6480, 38408), (8640, 28806), (9602, 25920), (10368, 24005), (12960, 19204), (14403, 17280)]