165720240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:408

約数の個数: 240

約数和(自身を含む): 643458816

約数和(自身を除く): 477738576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 131, 140, 144, 168, 180, 210, 240, 251, 252, 262, 280, 315, 336, 360, 393, 420, 502, 504, 524, 560, 630, 655, 720, 753, 786, 840, 917, 1004, 1008, 1048, 1179, 1255, 1260, 1310, 1506, 1572, 1680, 1757, 1834, 1965, 2008, 2096, 2259, 2358, 2510, 2520, 2620, 2751, 3012, 3144, 3514, 3668, 3765, 3930, 4016, 4518, 4585, 4716, 5020, 5040, 5240, 5271, 5502, 5895, 6024, 6288, 7028, 7336, 7530, 7860, 8253, 8785, 9036, 9170, 9432, 10040, 10480, 10542, 11004, 11295, 11790, 12048, 13755, 14056, 14672, 15060, 15720, 15813, 16506, 17570, 18072, 18340, 18864, 20080, 21084, 22008, 22590, 23580, 26355, 27510, 28112, 30120, 31440, 31626, 32881, 33012, 35140, 36144, 36680, 41265, 42168, 44016, 45180, 47160, 52710, 55020, 60240, 63252, 65762, 66024, 70280, 73360, 79065, 82530, 84336, 90360, 94320, 98643, 105420, 110040, 126504, 131524, 132048, 140560, 158130, 164405, 165060, 180720, 197286, 210840, 220080, 230167, 253008, 263048, 295929, 316260, 328810, 330120, 394572, 421680, 460334, 493215, 526096, 591858, 632520, 657620, 660240, 690501, 789144, 920668, 986430, 1150835, 1183716, 1265040, 1315240, 1381002, 1479645, 1578288, 1841336, 1972860, 2071503, 2301670, 2367432, 2630480, 2762004, 2959290, 3452505, 3682672, 3945720, 4143006, 4603340, 4734864, 5524008, 5918580, 6905010, 7891440, 8286012, 9206680, 10357515, 11048016, 11837160, 13810020, 16572024, 18413360, 20715030, 23674320, 27620040, 33144048, 41430060, 55240080, 82860120, 165720240]

約数ペア:

[(1, 165720240), (2, 82860120), (3, 55240080), (4, 41430060), (5, 33144048), (6, 27620040), (7, 23674320), (8, 20715030), (9, 18413360), (10, 16572024), (12, 13810020), (14, 11837160), (15, 11048016), (16, 10357515), (18, 9206680), (20, 8286012), (21, 7891440), (24, 6905010), (28, 5918580), (30, 5524008), (35, 4734864), (36, 4603340), (40, 4143006), (42, 3945720), (45, 3682672), (48, 3452505), (56, 2959290), (60, 2762004), (63, 2630480), (70, 2367432), (72, 2301670), (80, 2071503), (84, 1972860), (90, 1841336), (105, 1578288), (112, 1479645), (120, 1381002), (126, 1315240), (131, 1265040), (140, 1183716), (144, 1150835), (168, 986430), (180, 920668), (210, 789144), (240, 690501), (251, 660240), (252, 657620), (262, 632520), (280, 591858), (315, 526096), (336, 493215), (360, 460334), (393, 421680), (420, 394572), (502, 330120), (504, 328810), (524, 316260), (560, 295929), (630, 263048), (655, 253008), (720, 230167), (753, 220080), (786, 210840), (840, 197286), (917, 180720), (1004, 165060), (1008, 164405), (1048, 158130), (1179, 140560), (1255, 132048), (1260, 131524), (1310, 126504), (1506, 110040), (1572, 105420), (1680, 98643), (1757, 94320), (1834, 90360), (1965, 84336), (2008, 82530), (2096, 79065), (2259, 73360), (2358, 70280), (2510, 66024), (2520, 65762), (2620, 63252), (2751, 60240), (3012, 55020), (3144, 52710), (3514, 47160), (3668, 45180), (3765, 44016), (3930, 42168), (4016, 41265), (4518, 36680), (4585, 36144), (4716, 35140), (5020, 33012), (5040, 32881), (5240, 31626), (5271, 31440), (5502, 30120), (5895, 28112), (6024, 27510), (6288, 26355), (7028, 23580), (7336, 22590), (7530, 22008), (7860, 21084), (8253, 20080), (8785, 18864), (9036, 18340), (9170, 18072), (9432, 17570), (10040, 16506), (10480, 15813), (10542, 15720), (11004, 15060), (11295, 14672), (11790, 14056), (12048, 13755)]