128947392

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{31981}}^1$

素因数の和:32006

約数の個数: 84

約数和(自身を含む): 422418256

約数和(自身を除く): 293470864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 31981, 63962, 95943, 127924, 191886, 223867, 255848, 287829, 383772, 447734, 511696, 575658, 671601, 767544, 895468, 1023392, 1151316, 1343202, 1535088, 1790936, 2014803, 2046784, 2302632, 2686404, 3070176, 3581872, 4029606, 4605264, 5372808, 6140352, 7163744, 8059212, 9210528, 10745616, 14327488, 16118424, 18421056, 21491232, 32236848, 42982464, 64473696, 128947392]

約数ペア:

[(1, 128947392), (2, 64473696), (3, 42982464), (4, 32236848), (6, 21491232), (7, 18421056), (8, 16118424), (9, 14327488), (12, 10745616), (14, 9210528), (16, 8059212), (18, 7163744), (21, 6140352), (24, 5372808), (28, 4605264), (32, 4029606), (36, 3581872), (42, 3070176), (48, 2686404), (56, 2302632), (63, 2046784), (64, 2014803), (72, 1790936), (84, 1535088), (96, 1343202), (112, 1151316), (126, 1023392), (144, 895468), (168, 767544), (192, 671601), (224, 575658), (252, 511696), (288, 447734), (336, 383772), (448, 287829), (504, 255848), (576, 223867), (672, 191886), (1008, 127924), (1344, 95943), (2016, 63962), (4032, 31981)]