80278560

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{18583}}^1$

素因数の和:18607

約数の個数: 96

約数和(自身を含む): 280990080

約数和(自身を除く): 200711520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 18583, 37166, 55749, 74332, 92915, 111498, 148664, 167247, 185830, 222996, 278745, 297328, 334494, 371660, 445992, 501741, 557490, 594656, 668988, 743320, 836235, 891984, 1003482, 1114980, 1337976, 1486640, 1672470, 1783968, 2006964, 2229960, 2508705, 2675952, 2973280, 3344940, 4013928, 4459920, 5017410, 5351904, 6689880, 8027856, 8919840, 10034820, 13379760, 16055712, 20069640, 26759520, 40139280, 80278560]

約数ペア:

[(1, 80278560), (2, 40139280), (3, 26759520), (4, 20069640), (5, 16055712), (6, 13379760), (8, 10034820), (9, 8919840), (10, 8027856), (12, 6689880), (15, 5351904), (16, 5017410), (18, 4459920), (20, 4013928), (24, 3344940), (27, 2973280), (30, 2675952), (32, 2508705), (36, 2229960), (40, 2006964), (45, 1783968), (48, 1672470), (54, 1486640), (60, 1337976), (72, 1114980), (80, 1003482), (90, 891984), (96, 836235), (108, 743320), (120, 668988), (135, 594656), (144, 557490), (160, 501741), (180, 445992), (216, 371660), (240, 334494), (270, 297328), (288, 278745), (360, 222996), (432, 185830), (480, 167247), (540, 148664), (720, 111498), (864, 92915), (1080, 74332), (1440, 55749), (2160, 37166), (4320, 18583)]