20342468790

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{7307}}^1$

素因数の和:7824

約数の個数: 160

約数和(自身を含む): 62648619264

約数和(自身を除く): 42306150474

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 491, 567, 630, 810, 945, 982, 1134, 1473, 1890, 2455, 2835, 2946, 3437, 4419, 4910, 5670, 6874, 7307, 7365, 8838, 10311, 13257, 14614, 14730, 17185, 20622, 21921, 22095, 26514, 30933, 34370, 36535, 39771, 43842, 44190, 51149, 51555, 61866, 65763, 66285, 73070, 79542, 92799, 102298, 103110, 109605, 131526, 132570, 153447, 154665, 185598, 197289, 198855, 219210, 255745, 278397, 306894, 309330, 328815, 394578, 397710, 460341, 463995, 511490, 556794, 591867, 657630, 767235, 920682, 927990, 986445, 1183734, 1381023, 1391985, 1534470, 1972890, 2301705, 2762046, 2783970, 2959335, 3587737, 4143069, 4603410, 5918670, 6905115, 7175474, 8286138, 10763211, 13810230, 17938685, 20715345, 21526422, 25114159, 32289633, 35877370, 41430690, 50228318, 53816055, 64579266, 75342477, 96868899, 107632110, 125570795, 150684954, 161448165, 193737798, 226027431, 251141590, 290606697, 322896330, 376712385, 452054862, 484344495, 581213394, 678082293, 753424770, 968688990, 1130137155, 1356164586, 1453033485, 2034246879, 2260274310, 2906066970, 3390411465, 4068493758, 6780822930, 10171234395, 20342468790]

約数ペア:

[(1, 20342468790), (2, 10171234395), (3, 6780822930), (5, 4068493758), (6, 3390411465), (7, 2906066970), (9, 2260274310), (10, 2034246879), (14, 1453033485), (15, 1356164586), (18, 1130137155), (21, 968688990), (27, 753424770), (30, 678082293), (35, 581213394), (42, 484344495), (45, 452054862), (54, 376712385), (63, 322896330), (70, 290606697), (81, 251141590), (90, 226027431), (105, 193737798), (126, 161448165), (135, 150684954), (162, 125570795), (189, 107632110), (210, 96868899), (270, 75342477), (315, 64579266), (378, 53816055), (405, 50228318), (491, 41430690), (567, 35877370), (630, 32289633), (810, 25114159), (945, 21526422), (982, 20715345), (1134, 17938685), (1473, 13810230), (1890, 10763211), (2455, 8286138), (2835, 7175474), (2946, 6905115), (3437, 5918670), (4419, 4603410), (4910, 4143069), (5670, 3587737), (6874, 2959335), (7307, 2783970), (7365, 2762046), (8838, 2301705), (10311, 1972890), (13257, 1534470), (14614, 1391985), (14730, 1381023), (17185, 1183734), (20622, 986445), (21921, 927990), (22095, 920682), (26514, 767235), (30933, 657630), (34370, 591867), (36535, 556794), (39771, 511490), (43842, 463995), (44190, 460341), (51149, 397710), (51555, 394578), (61866, 328815), (65763, 309330), (66285, 306894), (73070, 278397), (79542, 255745), (92799, 219210), (102298, 198855), (103110, 197289), (109605, 185598), (131526, 154665), (132570, 153447)]