161525880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149561}}^1$

素因数の和:149581

約数の個数: 64

約数和(自身を含む): 538423200

約数和(自身を除く): 376897320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 149561, 299122, 448683, 598244, 747805, 897366, 1196488, 1346049, 1495610, 1794732, 2243415, 2692098, 2991220, 3589464, 4038147, 4486830, 5384196, 5982440, 6730245, 8076294, 8973660, 10768392, 13460490, 16152588, 17947320, 20190735, 26920980, 32305176, 40381470, 53841960, 80762940, 161525880]

約数ペア:

[(1, 161525880), (2, 80762940), (3, 53841960), (4, 40381470), (5, 32305176), (6, 26920980), (8, 20190735), (9, 17947320), (10, 16152588), (12, 13460490), (15, 10768392), (18, 8973660), (20, 8076294), (24, 6730245), (27, 5982440), (30, 5384196), (36, 4486830), (40, 4038147), (45, 3589464), (54, 2991220), (60, 2692098), (72, 2243415), (90, 1794732), (108, 1495610), (120, 1346049), (135, 1196488), (180, 897366), (216, 747805), (270, 598244), (360, 448683), (540, 299122), (1080, 149561)]