209525760

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{4547}}^1$

素因数の和:4578

約数の個数: 132

約数和(自身を含む): 726160968

約数和(自身を除く): 516635208

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, 4547, 4608, 5120, 5760, 7680, 9094, 9216, 11520, 13641, 15360, 18188, 22735, 23040, 27282, 36376, 40923, 45470, 46080, 54564, 68205, 72752, 81846, 90940, 109128, 136410, 145504, 163692, 181880, 204615, 218256, 272820, 291008, 327384, 363760, 409230, 436512, 545640, 582016, 654768, 727520, 818460, 873024, 1091280, 1164032, 1309536, 1455040, 1636920, 1746048, 2182560, 2328064, 2619072, 2910080, 3273840, 3492096, 4365120, 4656128, 5238144, 5820160, 6547680, 6984192, 8730240, 10476288, 11640320, 13095360, 13968384, 17460480, 20952576, 23280640, 26190720, 34920960, 41905152, 52381440, 69841920, 104762880, 209525760]

約数ペア:

[(1, 209525760), (2, 104762880), (3, 69841920), (4, 52381440), (5, 41905152), (6, 34920960), (8, 26190720), (9, 23280640), (10, 20952576), (12, 17460480), (15, 13968384), (16, 13095360), (18, 11640320), (20, 10476288), (24, 8730240), (30, 6984192), (32, 6547680), (36, 5820160), (40, 5238144), (45, 4656128), (48, 4365120), (60, 3492096), (64, 3273840), (72, 2910080), (80, 2619072), (90, 2328064), (96, 2182560), (120, 1746048), (128, 1636920), (144, 1455040), (160, 1309536), (180, 1164032), (192, 1091280), (240, 873024), (256, 818460), (288, 727520), (320, 654768), (360, 582016), (384, 545640), (480, 436512), (512, 409230), (576, 363760), (640, 327384), (720, 291008), (768, 272820), (960, 218256), (1024, 204615), (1152, 181880), (1280, 163692), (1440, 145504), (1536, 136410), (1920, 109128), (2304, 90940), (2560, 81846), (2880, 72752), (3072, 68205), (3840, 54564), (4547, 46080), (4608, 45470), (5120, 40923), (5760, 36376), (7680, 27282), (9094, 23040), (9216, 22735), (11520, 18188), (13641, 15360)]