199581984

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{98999}}^1$

素因数の和:99022

約数の個数: 72

約数和(自身を含む): 648648000

約数和(自身を除く): 449066016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 98999, 197998, 296997, 395996, 593994, 692993, 791992, 890991, 1187988, 1385986, 1583984, 1781982, 2078979, 2375976, 2771972, 3167968, 3563964, 4157958, 4751952, 5543944, 6236937, 7127928, 8315916, 9503904, 11087888, 12473874, 14255856, 16631832, 22175776, 24947748, 28511712, 33263664, 49895496, 66527328, 99790992, 199581984]

約数ペア:

[(1, 199581984), (2, 99790992), (3, 66527328), (4, 49895496), (6, 33263664), (7, 28511712), (8, 24947748), (9, 22175776), (12, 16631832), (14, 14255856), (16, 12473874), (18, 11087888), (21, 9503904), (24, 8315916), (28, 7127928), (32, 6236937), (36, 5543944), (42, 4751952), (48, 4157958), (56, 3563964), (63, 3167968), (72, 2771972), (84, 2375976), (96, 2078979), (112, 1781982), (126, 1583984), (144, 1385986), (168, 1187988), (224, 890991), (252, 791992), (288, 692993), (336, 593994), (504, 395996), (672, 296997), (1008, 197998), (2016, 98999)]