128945664

素因数分解:

$2^9\times 3^2\times {\mathrm{27983}}^1$

素因数の和:28007

約数の個数: 60

約数和(自身を含む): 372159216

約数和(自身を除く): 243213552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4608, 27983, 55966, 83949, 111932, 167898, 223864, 251847, 335796, 447728, 503694, 671592, 895456, 1007388, 1343184, 1790912, 2014776, 2686368, 3581824, 4029552, 5372736, 7163648, 8059104, 10745472, 14327296, 16118208, 21490944, 32236416, 42981888, 64472832, 128945664]

約数ペア:

[(1, 128945664), (2, 64472832), (3, 42981888), (4, 32236416), (6, 21490944), (8, 16118208), (9, 14327296), (12, 10745472), (16, 8059104), (18, 7163648), (24, 5372736), (32, 4029552), (36, 3581824), (48, 2686368), (64, 2014776), (72, 1790912), (96, 1343184), (128, 1007388), (144, 895456), (192, 671592), (256, 503694), (288, 447728), (384, 335796), (512, 251847), (576, 223864), (768, 167898), (1152, 111932), (1536, 83949), (2304, 55966), (4608, 27983)]