661631328

素因数分解:

$2^5\times 3^4\times {\mathrm{255259}}^1$

素因数の和:255281

約数の個数: 60

約数和(自身を含む): 1945846980

約数和(自身を除く): 1284215652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 255259, 510518, 765777, 1021036, 1531554, 2042072, 2297331, 3063108, 4084144, 4594662, 6126216, 6891993, 8168288, 9189324, 12252432, 13783986, 18378648, 20675979, 24504864, 27567972, 36757296, 41351958, 55135944, 73514592, 82703916, 110271888, 165407832, 220543776, 330815664, 661631328]

約数ペア:

[(1, 661631328), (2, 330815664), (3, 220543776), (4, 165407832), (6, 110271888), (8, 82703916), (9, 73514592), (12, 55135944), (16, 41351958), (18, 36757296), (24, 27567972), (27, 24504864), (32, 20675979), (36, 18378648), (48, 13783986), (54, 12252432), (72, 9189324), (81, 8168288), (96, 6891993), (108, 6126216), (144, 4594662), (162, 4084144), (216, 3063108), (288, 2297331), (324, 2042072), (432, 1531554), (648, 1021036), (864, 765777), (1296, 510518), (2592, 255259)]