128198896

素因数分解:

$2^4\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1619}}^1$

素因数の和:1742

約数の個数: 60

約数和(自身を含む): 291979080

約数和(自身を除く): 163780184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 101, 112, 196, 202, 392, 404, 707, 784, 808, 1414, 1616, 1619, 2828, 3238, 4949, 5656, 6476, 9898, 11312, 11333, 12952, 19796, 22666, 25904, 39592, 45332, 79184, 79331, 90664, 158662, 163519, 181328, 317324, 327038, 634648, 654076, 1144633, 1269296, 1308152, 2289266, 2616304, 4578532, 8012431, 9157064, 16024862, 18314128, 32049724, 64099448, 128198896]

約数ペア:

[(1, 128198896), (2, 64099448), (4, 32049724), (7, 18314128), (8, 16024862), (14, 9157064), (16, 8012431), (28, 4578532), (49, 2616304), (56, 2289266), (98, 1308152), (101, 1269296), (112, 1144633), (196, 654076), (202, 634648), (392, 327038), (404, 317324), (707, 181328), (784, 163519), (808, 158662), (1414, 90664), (1616, 79331), (1619, 79184), (2828, 45332), (3238, 39592), (4949, 25904), (5656, 22666), (6476, 19796), (9898, 12952), (11312, 11333)]