80745840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:496

約数の個数: 240

約数和(自身を含む): 319021248

約数和(自身を除く): 238275408

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, 37, 40, 42, 45, 48, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 111, 112, 120, 126, 140, 144, 148, 168, 180, 185, 210, 222, 240, 252, 259, 280, 296, 315, 333, 336, 360, 370, 420, 433, 444, 504, 518, 555, 560, 592, 630, 666, 720, 740, 777, 840, 866, 888, 1008, 1036, 1110, 1260, 1295, 1299, 1332, 1480, 1554, 1665, 1680, 1732, 1776, 2072, 2165, 2220, 2331, 2520, 2590, 2598, 2664, 2960, 3031, 3108, 3330, 3464, 3885, 3897, 4144, 4330, 4440, 4662, 5040, 5180, 5196, 5328, 6062, 6216, 6495, 6660, 6928, 7770, 7794, 8660, 8880, 9093, 9324, 10360, 10392, 11655, 12124, 12432, 12990, 13320, 15155, 15540, 15588, 16021, 17320, 18186, 18648, 19485, 20720, 20784, 23310, 24248, 25980, 26640, 27279, 30310, 31080, 31176, 32042, 34640, 36372, 37296, 38970, 45465, 46620, 48063, 48496, 51960, 54558, 60620, 62160, 62352, 64084, 72744, 77940, 80105, 90930, 93240, 96126, 103920, 109116, 112147, 121240, 128168, 136395, 144189, 145488, 155880, 160210, 181860, 186480, 192252, 218232, 224294, 240315, 242480, 256336, 272790, 288378, 311760, 320420, 336441, 363720, 384504, 436464, 448588, 480630, 545580, 560735, 576756, 640840, 672882, 720945, 727440, 769008, 897176, 961260, 1009323, 1091160, 1121470, 1153512, 1281680, 1345764, 1441890, 1682205, 1794352, 1922520, 2018646, 2182320, 2242940, 2307024, 2691528, 2883780, 3364410, 3845040, 4037292, 4485880, 5046615, 5383056, 5767560, 6728820, 8074584, 8971760, 10093230, 11535120, 13457640, 16149168, 20186460, 26915280, 40372920, 80745840]

約数ペア:

[(1, 80745840), (2, 40372920), (3, 26915280), (4, 20186460), (5, 16149168), (6, 13457640), (7, 11535120), (8, 10093230), (9, 8971760), (10, 8074584), (12, 6728820), (14, 5767560), (15, 5383056), (16, 5046615), (18, 4485880), (20, 4037292), (21, 3845040), (24, 3364410), (28, 2883780), (30, 2691528), (35, 2307024), (36, 2242940), (37, 2182320), (40, 2018646), (42, 1922520), (45, 1794352), (48, 1682205), (56, 1441890), (60, 1345764), (63, 1281680), (70, 1153512), (72, 1121470), (74, 1091160), (80, 1009323), (84, 961260), (90, 897176), (105, 769008), (111, 727440), (112, 720945), (120, 672882), (126, 640840), (140, 576756), (144, 560735), (148, 545580), (168, 480630), (180, 448588), (185, 436464), (210, 384504), (222, 363720), (240, 336441), (252, 320420), (259, 311760), (280, 288378), (296, 272790), (315, 256336), (333, 242480), (336, 240315), (360, 224294), (370, 218232), (420, 192252), (433, 186480), (444, 181860), (504, 160210), (518, 155880), (555, 145488), (560, 144189), (592, 136395), (630, 128168), (666, 121240), (720, 112147), (740, 109116), (777, 103920), (840, 96126), (866, 93240), (888, 90930), (1008, 80105), (1036, 77940), (1110, 72744), (1260, 64084), (1295, 62352), (1299, 62160), (1332, 60620), (1480, 54558), (1554, 51960), (1665, 48496), (1680, 48063), (1732, 46620), (1776, 45465), (2072, 38970), (2165, 37296), (2220, 36372), (2331, 34640), (2520, 32042), (2590, 31176), (2598, 31080), (2664, 30310), (2960, 27279), (3031, 26640), (3108, 25980), (3330, 24248), (3464, 23310), (3885, 20784), (3897, 20720), (4144, 19485), (4330, 18648), (4440, 18186), (4662, 17320), (5040, 16021), (5180, 15588), (5196, 15540), (5328, 15155), (6062, 13320), (6216, 12990), (6495, 12432), (6660, 12124), (6928, 11655), (7770, 10392), (7794, 10360), (8660, 9324), (8880, 9093)]