1189359872

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{557}}^1$

素因数の和:1031

約数の個数: 72

約数和(自身を含む): 2509214400

約数和(自身を除く): 1319854528

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 439, 557, 608, 878, 1114, 1216, 1756, 2228, 2432, 3512, 4456, 4864, 7024, 8341, 8912, 10583, 14048, 16682, 17824, 21166, 28096, 33364, 35648, 42332, 56192, 66728, 71296, 84664, 112384, 133456, 142592, 169328, 244523, 266912, 338656, 489046, 533824, 677312, 978092, 1067648, 1354624, 1956184, 2135296, 2709248, 3912368, 4645937, 7824736, 9291874, 15649472, 18583748, 31298944, 37167496, 62597888, 74334992, 148669984, 297339968, 594679936, 1189359872]

約数ペア:

[(1, 1189359872), (2, 594679936), (4, 297339968), (8, 148669984), (16, 74334992), (19, 62597888), (32, 37167496), (38, 31298944), (64, 18583748), (76, 15649472), (128, 9291874), (152, 7824736), (256, 4645937), (304, 3912368), (439, 2709248), (557, 2135296), (608, 1956184), (878, 1354624), (1114, 1067648), (1216, 978092), (1756, 677312), (2228, 533824), (2432, 489046), (3512, 338656), (4456, 266912), (4864, 244523), (7024, 169328), (8341, 142592), (8912, 133456), (10583, 112384), (14048, 84664), (16682, 71296), (17824, 66728), (21166, 56192), (28096, 42332), (33364, 35648)]