263658240

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{2543}}^1$

素因数の和:2576

約数の個数: 180

約数和(自身を含む): 943788384

約数和(自身を除く): 680130144

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, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2543, 2592, 2880, 3240, 3456, 3840, 4320, 5086, 5184, 5760, 6480, 6912, 7629, 8640, 10172, 10368, 11520, 12715, 12960, 15258, 17280, 20344, 20736, 22887, 25430, 25920, 30516, 34560, 38145, 40688, 45774, 50860, 51840, 61032, 68661, 76290, 81376, 91548, 101720, 103680, 114435, 122064, 137322, 152580, 162752, 183096, 203440, 205983, 228870, 244128, 274644, 305160, 325504, 343305, 366192, 406880, 411966, 457740, 488256, 549288, 610320, 651008, 686610, 732384, 813760, 823932, 915480, 976512, 1029915, 1098576, 1220640, 1373220, 1464768, 1627520, 1647864, 1830960, 1953024, 2059830, 2197152, 2441280, 2746440, 2929536, 3255040, 3295728, 3661920, 4119660, 4394304, 4882560, 5492880, 5859072, 6591456, 7323840, 8239320, 8788608, 9765120, 10985760, 13182912, 14647680, 16478640, 17577216, 21971520, 26365824, 29295360, 32957280, 43943040, 52731648, 65914560, 87886080, 131829120, 263658240]

約数ペア:

[(1, 263658240), (2, 131829120), (3, 87886080), (4, 65914560), (5, 52731648), (6, 43943040), (8, 32957280), (9, 29295360), (10, 26365824), (12, 21971520), (15, 17577216), (16, 16478640), (18, 14647680), (20, 13182912), (24, 10985760), (27, 9765120), (30, 8788608), (32, 8239320), (36, 7323840), (40, 6591456), (45, 5859072), (48, 5492880), (54, 4882560), (60, 4394304), (64, 4119660), (72, 3661920), (80, 3295728), (81, 3255040), (90, 2929536), (96, 2746440), (108, 2441280), (120, 2197152), (128, 2059830), (135, 1953024), (144, 1830960), (160, 1647864), (162, 1627520), (180, 1464768), (192, 1373220), (216, 1220640), (240, 1098576), (256, 1029915), (270, 976512), (288, 915480), (320, 823932), (324, 813760), (360, 732384), (384, 686610), (405, 651008), (432, 610320), (480, 549288), (540, 488256), (576, 457740), (640, 411966), (648, 406880), (720, 366192), (768, 343305), (810, 325504), (864, 305160), (960, 274644), (1080, 244128), (1152, 228870), (1280, 205983), (1296, 203440), (1440, 183096), (1620, 162752), (1728, 152580), (1920, 137322), (2160, 122064), (2304, 114435), (2543, 103680), (2592, 101720), (2880, 91548), (3240, 81376), (3456, 76290), (3840, 68661), (4320, 61032), (5086, 51840), (5184, 50860), (5760, 45774), (6480, 40688), (6912, 38145), (7629, 34560), (8640, 30516), (10172, 25920), (10368, 25430), (11520, 22887), (12715, 20736), (12960, 20344), (15258, 17280)]