1328313280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{733}}^1\times {\mathrm{809}}^1$

素因数の和:1566

約数の個数: 112

約数和(自身を含む): 3624315840

約数和(自身を除く): 2296002560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 733, 809, 1120, 1466, 1618, 2240, 2932, 3236, 3665, 4045, 5131, 5663, 5864, 6472, 7330, 8090, 10262, 11326, 11728, 12944, 14660, 16180, 20524, 22652, 23456, 25655, 25888, 28315, 29320, 32360, 41048, 45304, 46912, 51310, 51776, 56630, 58640, 64720, 82096, 90608, 102620, 113260, 117280, 129440, 164192, 181216, 205240, 226520, 234560, 258880, 328384, 362432, 410480, 453040, 592997, 820960, 906080, 1185994, 1641920, 1812160, 2371988, 2964985, 4150979, 4743976, 5929970, 8301958, 9487952, 11859940, 16603916, 18975904, 20754895, 23719880, 33207832, 37951808, 41509790, 47439760, 66415664, 83019580, 94879520, 132831328, 166039160, 189759040, 265662656, 332078320, 664156640, 1328313280]

約数ペア:

[(1, 1328313280), (2, 664156640), (4, 332078320), (5, 265662656), (7, 189759040), (8, 166039160), (10, 132831328), (14, 94879520), (16, 83019580), (20, 66415664), (28, 47439760), (32, 41509790), (35, 37951808), (40, 33207832), (56, 23719880), (64, 20754895), (70, 18975904), (80, 16603916), (112, 11859940), (140, 9487952), (160, 8301958), (224, 5929970), (280, 4743976), (320, 4150979), (448, 2964985), (560, 2371988), (733, 1812160), (809, 1641920), (1120, 1185994), (1466, 906080), (1618, 820960), (2240, 592997), (2932, 453040), (3236, 410480), (3665, 362432), (4045, 328384), (5131, 258880), (5663, 234560), (5864, 226520), (6472, 205240), (7330, 181216), (8090, 164192), (10262, 129440), (11326, 117280), (11728, 113260), (12944, 102620), (14660, 90608), (16180, 82096), (20524, 64720), (22652, 58640), (23456, 56630), (25655, 51776), (25888, 51310), (28315, 46912), (29320, 45304), (32360, 41048)]