251163120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1019}}^1$

素因数の和:1127

約数の個数: 160

約数和(自身を含む): 849945600

約数和(自身を除く): 598782480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 79, 80, 104, 120, 130, 156, 158, 195, 208, 237, 240, 260, 312, 316, 390, 395, 474, 520, 624, 632, 780, 790, 948, 1019, 1027, 1040, 1185, 1264, 1560, 1580, 1896, 2038, 2054, 2370, 3057, 3081, 3120, 3160, 3792, 4076, 4108, 4740, 5095, 5135, 6114, 6162, 6320, 8152, 8216, 9480, 10190, 10270, 12228, 12324, 13247, 15285, 15405, 16304, 16432, 18960, 20380, 20540, 24456, 24648, 26494, 30570, 30810, 39741, 40760, 41080, 48912, 49296, 52988, 61140, 61620, 66235, 79482, 80501, 81520, 82160, 105976, 122280, 123240, 132470, 158964, 161002, 198705, 211952, 241503, 244560, 246480, 264940, 317928, 322004, 397410, 402505, 483006, 529880, 635856, 644008, 794820, 805010, 966012, 1046513, 1059760, 1207515, 1288016, 1589640, 1610020, 1932024, 2093026, 2415030, 3139539, 3179280, 3220040, 3864048, 4186052, 4830060, 5232565, 6279078, 6440080, 8372104, 9660120, 10465130, 12558156, 15697695, 16744208, 19320240, 20930260, 25116312, 31395390, 41860520, 50232624, 62790780, 83721040, 125581560, 251163120]

約数ペア:

[(1, 251163120), (2, 125581560), (3, 83721040), (4, 62790780), (5, 50232624), (6, 41860520), (8, 31395390), (10, 25116312), (12, 20930260), (13, 19320240), (15, 16744208), (16, 15697695), (20, 12558156), (24, 10465130), (26, 9660120), (30, 8372104), (39, 6440080), (40, 6279078), (48, 5232565), (52, 4830060), (60, 4186052), (65, 3864048), (78, 3220040), (79, 3179280), (80, 3139539), (104, 2415030), (120, 2093026), (130, 1932024), (156, 1610020), (158, 1589640), (195, 1288016), (208, 1207515), (237, 1059760), (240, 1046513), (260, 966012), (312, 805010), (316, 794820), (390, 644008), (395, 635856), (474, 529880), (520, 483006), (624, 402505), (632, 397410), (780, 322004), (790, 317928), (948, 264940), (1019, 246480), (1027, 244560), (1040, 241503), (1185, 211952), (1264, 198705), (1560, 161002), (1580, 158964), (1896, 132470), (2038, 123240), (2054, 122280), (2370, 105976), (3057, 82160), (3081, 81520), (3120, 80501), (3160, 79482), (3792, 66235), (4076, 61620), (4108, 61140), (4740, 52988), (5095, 49296), (5135, 48912), (6114, 41080), (6162, 40760), (6320, 39741), (8152, 30810), (8216, 30570), (9480, 26494), (10190, 24648), (10270, 24456), (12228, 20540), (12324, 20380), (13247, 18960), (15285, 16432), (15405, 16304)]