252465840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:408

約数の個数: 240

約数和(自身を含む): 935940096

約数和(自身を除く): 683474256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 127, 132, 144, 165, 176, 180, 198, 220, 240, 251, 254, 264, 330, 360, 381, 396, 440, 495, 502, 508, 528, 635, 660, 720, 753, 762, 792, 880, 990, 1004, 1016, 1143, 1255, 1270, 1320, 1397, 1506, 1524, 1584, 1905, 1980, 2008, 2032, 2259, 2286, 2510, 2540, 2640, 2761, 2794, 3012, 3048, 3765, 3810, 3960, 4016, 4191, 4518, 4572, 5020, 5080, 5522, 5588, 5715, 6024, 6096, 6985, 7530, 7620, 7920, 8283, 8382, 9036, 9144, 10040, 10160, 11044, 11176, 11295, 11430, 12048, 12573, 13805, 13970, 15060, 15240, 16566, 16764, 18072, 18288, 20080, 20955, 22088, 22352, 22590, 22860, 24849, 25146, 27610, 27940, 30120, 30480, 31877, 33132, 33528, 36144, 41415, 41910, 44176, 45180, 45720, 49698, 50292, 55220, 55880, 60240, 62865, 63754, 66264, 67056, 82830, 83820, 90360, 91440, 95631, 99396, 100584, 110440, 111760, 124245, 125730, 127508, 132528, 159385, 165660, 167640, 180720, 191262, 198792, 201168, 220880, 248490, 251460, 255016, 286893, 318770, 331320, 335280, 350647, 382524, 397584, 478155, 496980, 502920, 510032, 573786, 637540, 662640, 701294, 765048, 956310, 993960, 1005840, 1051941, 1147572, 1275080, 1402588, 1434465, 1530096, 1753235, 1912620, 1987920, 2103882, 2295144, 2550160, 2805176, 2868930, 3155823, 3506470, 3825240, 4207764, 4590288, 5259705, 5610352, 5737860, 6311646, 7012940, 7650480, 8415528, 10519410, 11475720, 12623292, 14025880, 15779115, 16831056, 21038820, 22951440, 25246584, 28051760, 31558230, 42077640, 50493168, 63116460, 84155280, 126232920, 252465840]

約数ペア:

[(1, 252465840), (2, 126232920), (3, 84155280), (4, 63116460), (5, 50493168), (6, 42077640), (8, 31558230), (9, 28051760), (10, 25246584), (11, 22951440), (12, 21038820), (15, 16831056), (16, 15779115), (18, 14025880), (20, 12623292), (22, 11475720), (24, 10519410), (30, 8415528), (33, 7650480), (36, 7012940), (40, 6311646), (44, 5737860), (45, 5610352), (48, 5259705), (55, 4590288), (60, 4207764), (66, 3825240), (72, 3506470), (80, 3155823), (88, 2868930), (90, 2805176), (99, 2550160), (110, 2295144), (120, 2103882), (127, 1987920), (132, 1912620), (144, 1753235), (165, 1530096), (176, 1434465), (180, 1402588), (198, 1275080), (220, 1147572), (240, 1051941), (251, 1005840), (254, 993960), (264, 956310), (330, 765048), (360, 701294), (381, 662640), (396, 637540), (440, 573786), (495, 510032), (502, 502920), (508, 496980), (528, 478155), (635, 397584), (660, 382524), (720, 350647), (753, 335280), (762, 331320), (792, 318770), (880, 286893), (990, 255016), (1004, 251460), (1016, 248490), (1143, 220880), (1255, 201168), (1270, 198792), (1320, 191262), (1397, 180720), (1506, 167640), (1524, 165660), (1584, 159385), (1905, 132528), (1980, 127508), (2008, 125730), (2032, 124245), (2259, 111760), (2286, 110440), (2510, 100584), (2540, 99396), (2640, 95631), (2761, 91440), (2794, 90360), (3012, 83820), (3048, 82830), (3765, 67056), (3810, 66264), (3960, 63754), (4016, 62865), (4191, 60240), (4518, 55880), (4572, 55220), (5020, 50292), (5080, 49698), (5522, 45720), (5588, 45180), (5715, 44176), (6024, 41910), (6096, 41415), (6985, 36144), (7530, 33528), (7620, 33132), (7920, 31877), (8283, 30480), (8382, 30120), (9036, 27940), (9144, 27610), (10040, 25146), (10160, 24849), (11044, 22860), (11176, 22590), (11295, 22352), (11430, 22088), (12048, 20955), (12573, 20080), (13805, 18288), (13970, 18072), (15060, 16764), (15240, 16566)]