128480128

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7547}}^1$

素因数の和:7587

約数の個数: 64

約数和(自身を含む): 307958400

約数和(自身を除く): 179478272

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 2128, 2432, 4256, 7547, 8512, 15094, 17024, 30188, 52829, 60376, 105658, 120752, 143393, 211316, 241504, 286786, 422632, 483008, 573572, 845264, 966016, 1003751, 1147144, 1690528, 2007502, 2294288, 3381056, 4015004, 4588576, 6762112, 8030008, 9177152, 16060016, 18354304, 32120032, 64240064, 128480128]

約数ペア:

[(1, 128480128), (2, 64240064), (4, 32120032), (7, 18354304), (8, 16060016), (14, 9177152), (16, 8030008), (19, 6762112), (28, 4588576), (32, 4015004), (38, 3381056), (56, 2294288), (64, 2007502), (76, 1690528), (112, 1147144), (128, 1003751), (133, 966016), (152, 845264), (224, 573572), (266, 483008), (304, 422632), (448, 286786), (532, 241504), (608, 211316), (896, 143393), (1064, 120752), (1216, 105658), (2128, 60376), (2432, 52829), (4256, 30188), (7547, 17024), (8512, 15094)]