40139280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{18583}}^1$

素因数の和:18605

約数の個数: 80

約数和(自身を含む): 138264960

約数和(自身を除く): 98125680

約数列:

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

約数ペア:

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