280133280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{27791}}^1$

素因数の和:27819

約数の個数: 144

約数和(自身を含む): 1092559104

約数和(自身を除く): 812425824

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 27791, 55582, 83373, 111164, 138955, 166746, 194537, 222328, 250119, 277910, 333492, 389074, 416865, 444656, 500238, 555820, 583611, 666984, 778148, 833730, 889312, 972685, 1000476, 1111640, 1167222, 1250595, 1333968, 1556296, 1667460, 1750833, 1945370, 2000952, 2223280, 2334444, 2501190, 2667936, 2918055, 3112592, 3334920, 3501666, 3890740, 4001904, 4446560, 4668888, 5002380, 5836110, 6225184, 6669840, 7003332, 7781480, 8003808, 8754165, 9337776, 10004760, 11672220, 13339680, 14006664, 15562960, 17508330, 18675552, 20009520, 23344440, 28013328, 31125920, 35016660, 40019040, 46688880, 56026656, 70033320, 93377760, 140066640, 280133280]

約数ペア:

[(1, 280133280), (2, 140066640), (3, 93377760), (4, 70033320), (5, 56026656), (6, 46688880), (7, 40019040), (8, 35016660), (9, 31125920), (10, 28013328), (12, 23344440), (14, 20009520), (15, 18675552), (16, 17508330), (18, 15562960), (20, 14006664), (21, 13339680), (24, 11672220), (28, 10004760), (30, 9337776), (32, 8754165), (35, 8003808), (36, 7781480), (40, 7003332), (42, 6669840), (45, 6225184), (48, 5836110), (56, 5002380), (60, 4668888), (63, 4446560), (70, 4001904), (72, 3890740), (80, 3501666), (84, 3334920), (90, 3112592), (96, 2918055), (105, 2667936), (112, 2501190), (120, 2334444), (126, 2223280), (140, 2000952), (144, 1945370), (160, 1750833), (168, 1667460), (180, 1556296), (210, 1333968), (224, 1250595), (240, 1167222), (252, 1111640), (280, 1000476), (288, 972685), (315, 889312), (336, 833730), (360, 778148), (420, 666984), (480, 583611), (504, 555820), (560, 500238), (630, 444656), (672, 416865), (720, 389074), (840, 333492), (1008, 277910), (1120, 250119), (1260, 222328), (1440, 194537), (1680, 166746), (2016, 138955), (2520, 111164), (3360, 83373), (5040, 55582), (10080, 27791)]