217505280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:376

約数の個数: 160

約数和(自身を含む): 703954944

約数和(自身を除く): 486449664

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, 127, 128, 160, 192, 223, 240, 254, 256, 320, 381, 384, 446, 480, 508, 512, 635, 640, 669, 762, 768, 892, 960, 1016, 1115, 1270, 1280, 1338, 1524, 1536, 1784, 1905, 1920, 2032, 2230, 2540, 2560, 2676, 3048, 3345, 3568, 3810, 3840, 4064, 4460, 5080, 5352, 6096, 6690, 7136, 7620, 7680, 8128, 8920, 10160, 10704, 12192, 13380, 14272, 15240, 16256, 17840, 20320, 21408, 24384, 26760, 28321, 28544, 30480, 32512, 35680, 40640, 42816, 48768, 53520, 56642, 57088, 60960, 65024, 71360, 81280, 84963, 85632, 97536, 107040, 113284, 114176, 121920, 141605, 142720, 162560, 169926, 171264, 195072, 214080, 226568, 243840, 283210, 285440, 325120, 339852, 342528, 424815, 428160, 453136, 487680, 566420, 570880, 679704, 849630, 856320, 906272, 975360, 1132840, 1359408, 1699260, 1712640, 1812544, 2265680, 2718816, 3398520, 3625088, 4531360, 5437632, 6797040, 7250176, 9062720, 10875264, 13594080, 14500352, 18125440, 21750528, 27188160, 36250880, 43501056, 54376320, 72501760, 108752640, 217505280]

約数ペア:

[(1, 217505280), (2, 108752640), (3, 72501760), (4, 54376320), (5, 43501056), (6, 36250880), (8, 27188160), (10, 21750528), (12, 18125440), (15, 14500352), (16, 13594080), (20, 10875264), (24, 9062720), (30, 7250176), (32, 6797040), (40, 5437632), (48, 4531360), (60, 3625088), (64, 3398520), (80, 2718816), (96, 2265680), (120, 1812544), (127, 1712640), (128, 1699260), (160, 1359408), (192, 1132840), (223, 975360), (240, 906272), (254, 856320), (256, 849630), (320, 679704), (381, 570880), (384, 566420), (446, 487680), (480, 453136), (508, 428160), (512, 424815), (635, 342528), (640, 339852), (669, 325120), (762, 285440), (768, 283210), (892, 243840), (960, 226568), (1016, 214080), (1115, 195072), (1270, 171264), (1280, 169926), (1338, 162560), (1524, 142720), (1536, 141605), (1784, 121920), (1905, 114176), (1920, 113284), (2032, 107040), (2230, 97536), (2540, 85632), (2560, 84963), (2676, 81280), (3048, 71360), (3345, 65024), (3568, 60960), (3810, 57088), (3840, 56642), (4064, 53520), (4460, 48768), (5080, 42816), (5352, 40640), (6096, 35680), (6690, 32512), (7136, 30480), (7620, 28544), (7680, 28321), (8128, 26760), (8920, 24384), (10160, 21408), (10704, 20320), (12192, 17840), (13380, 16256), (14272, 15240)]