1640157984

素因数分解:

$2^5\times 3^4\times {\mathrm{632777}}^1$

素因数の和:632799

約数の個数: 60

約数和(自身を含む): 4823666694

約数和(自身を除く): 3183508710

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, 632777, 1265554, 1898331, 2531108, 3796662, 5062216, 5694993, 7593324, 10124432, 11389986, 15186648, 17084979, 20248864, 22779972, 30373296, 34169958, 45559944, 51254937, 60746592, 68339916, 91119888, 102509874, 136679832, 182239776, 205019748, 273359664, 410039496, 546719328, 820078992, 1640157984]

約数ペア:

[(1, 1640157984), (2, 820078992), (3, 546719328), (4, 410039496), (6, 273359664), (8, 205019748), (9, 182239776), (12, 136679832), (16, 102509874), (18, 91119888), (24, 68339916), (27, 60746592), (32, 51254937), (36, 45559944), (48, 34169958), (54, 30373296), (72, 22779972), (81, 20248864), (96, 17084979), (108, 15186648), (144, 11389986), (162, 10124432), (216, 7593324), (288, 5694993), (324, 5062216), (432, 3796662), (648, 2531108), (864, 1898331), (1296, 1265554), (2592, 632777)]