247898880

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{797}}^1$

素因数の和:833

約数の個数: 216

約数和(自身を含む): 890587152

約数和(自身を除く): 642688272

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, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 768, 797, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1594, 1620, 1728, 1920, 1944, 2160, 2304, 2391, 2430, 2592, 2880, 3188, 3240, 3456, 3840, 3888, 3985, 4320, 4782, 4860, 5184, 5760, 6376, 6480, 6912, 7173, 7776, 7970, 8640, 9564, 9720, 10368, 11520, 11955, 12752, 12960, 14346, 15552, 15940, 17280, 19128, 19440, 20736, 21519, 23910, 25504, 25920, 28692, 31104, 31880, 34560, 35865, 38256, 38880, 43038, 47820, 51008, 51840, 57384, 62208, 63760, 64557, 71730, 76512, 77760, 86076, 95640, 102016, 103680, 107595, 114768, 127520, 129114, 143460, 153024, 155520, 172152, 191280, 193671, 204032, 215190, 229536, 255040, 258228, 286920, 306048, 311040, 322785, 344304, 382560, 387342, 430380, 459072, 510080, 516456, 573840, 612096, 645570, 688608, 765120, 774684, 860760, 918144, 968355, 1020160, 1032912, 1147680, 1291140, 1377216, 1530240, 1549368, 1721520, 1836288, 1936710, 2065824, 2295360, 2582280, 2754432, 3060480, 3098736, 3443040, 3873420, 4131648, 4590720, 5164560, 5508864, 6197472, 6886080, 7746840, 8263296, 9181440, 10329120, 12394944, 13772160, 15493680, 16526592, 20658240, 24789888, 27544320, 30987360, 41316480, 49579776, 61974720, 82632960, 123949440, 247898880]

約数ペア:

[(1, 247898880), (2, 123949440), (3, 82632960), (4, 61974720), (5, 49579776), (6, 41316480), (8, 30987360), (9, 27544320), (10, 24789888), (12, 20658240), (15, 16526592), (16, 15493680), (18, 13772160), (20, 12394944), (24, 10329120), (27, 9181440), (30, 8263296), (32, 7746840), (36, 6886080), (40, 6197472), (45, 5508864), (48, 5164560), (54, 4590720), (60, 4131648), (64, 3873420), (72, 3443040), (80, 3098736), (81, 3060480), (90, 2754432), (96, 2582280), (108, 2295360), (120, 2065824), (128, 1936710), (135, 1836288), (144, 1721520), (160, 1549368), (162, 1530240), (180, 1377216), (192, 1291140), (216, 1147680), (240, 1032912), (243, 1020160), (256, 968355), (270, 918144), (288, 860760), (320, 774684), (324, 765120), (360, 688608), (384, 645570), (405, 612096), (432, 573840), (480, 516456), (486, 510080), (540, 459072), (576, 430380), (640, 387342), (648, 382560), (720, 344304), (768, 322785), (797, 311040), (810, 306048), (864, 286920), (960, 258228), (972, 255040), (1080, 229536), (1152, 215190), (1215, 204032), (1280, 193671), (1296, 191280), (1440, 172152), (1594, 155520), (1620, 153024), (1728, 143460), (1920, 129114), (1944, 127520), (2160, 114768), (2304, 107595), (2391, 103680), (2430, 102016), (2592, 95640), (2880, 86076), (3188, 77760), (3240, 76512), (3456, 71730), (3840, 64557), (3888, 63760), (3985, 62208), (4320, 57384), (4782, 51840), (4860, 51008), (5184, 47820), (5760, 43038), (6376, 38880), (6480, 38256), (6912, 35865), (7173, 34560), (7776, 31880), (7970, 31104), (8640, 28692), (9564, 25920), (9720, 25504), (10368, 23910), (11520, 21519), (11955, 20736), (12752, 19440), (12960, 19128), (14346, 17280), (15552, 15940)]